1900796560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1051}}^1$

素因数の和:1161

約数の個数: 160

約数和(自身を含む): 4996680192

約数和(自身を除く): 3095883632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 47, 52, 65, 74, 80, 94, 104, 130, 148, 185, 188, 208, 235, 260, 296, 370, 376, 470, 481, 520, 592, 611, 740, 752, 940, 962, 1040, 1051, 1222, 1480, 1739, 1880, 1924, 2102, 2405, 2444, 2960, 3055, 3478, 3760, 3848, 4204, 4810, 4888, 5255, 6110, 6956, 7696, 8408, 8695, 9620, 9776, 10510, 12220, 13663, 13912, 16816, 17390, 19240, 21020, 22607, 24440, 27326, 27824, 34780, 38480, 38887, 42040, 45214, 48880, 49397, 54652, 68315, 69560, 77774, 84080, 90428, 98794, 109304, 113035, 136630, 139120, 155548, 180856, 194435, 197588, 218608, 226070, 246985, 273260, 311096, 361712, 388870, 395176, 452140, 493970, 505531, 546520, 622192, 642161, 777740, 790352, 904280, 987940, 1011062, 1093040, 1284322, 1555480, 1808560, 1827689, 1975880, 2022124, 2527655, 2568644, 3110960, 3210805, 3655378, 3951760, 4044248, 5055310, 5137288, 6421610, 7310756, 8088496, 9138445, 10110620, 10274576, 12843220, 14621512, 18276890, 20221240, 23759957, 25686440, 29243024, 36553780, 40442480, 47519914, 51372880, 73107560, 95039828, 118799785, 146215120, 190079656, 237599570, 380159312, 475199140, 950398280, 1900796560]

約数ペア:

[(1, 1900796560), (2, 950398280), (4, 475199140), (5, 380159312), (8, 237599570), (10, 190079656), (13, 146215120), (16, 118799785), (20, 95039828), (26, 73107560), (37, 51372880), (40, 47519914), (47, 40442480), (52, 36553780), (65, 29243024), (74, 25686440), (80, 23759957), (94, 20221240), (104, 18276890), (130, 14621512), (148, 12843220), (185, 10274576), (188, 10110620), (208, 9138445), (235, 8088496), (260, 7310756), (296, 6421610), (370, 5137288), (376, 5055310), (470, 4044248), (481, 3951760), (520, 3655378), (592, 3210805), (611, 3110960), (740, 2568644), (752, 2527655), (940, 2022124), (962, 1975880), (1040, 1827689), (1051, 1808560), (1222, 1555480), (1480, 1284322), (1739, 1093040), (1880, 1011062), (1924, 987940), (2102, 904280), (2405, 790352), (2444, 777740), (2960, 642161), (3055, 622192), (3478, 546520), (3760, 505531), (3848, 493970), (4204, 452140), (4810, 395176), (4888, 388870), (5255, 361712), (6110, 311096), (6956, 273260), (7696, 246985), (8408, 226070), (8695, 218608), (9620, 197588), (9776, 194435), (10510, 180856), (12220, 155548), (13663, 139120), (13912, 136630), (16816, 113035), (17390, 109304), (19240, 98794), (21020, 90428), (22607, 84080), (24440, 77774), (27326, 69560), (27824, 68315), (34780, 54652), (38480, 49397), (38887, 48880), (42040, 45214)]