2912478140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{461}}^1$

素因数の和:588

約数の個数: 144

約数和(自身を含む): 7357531104

約数和(自身を除く): 4445052964

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 47, 52, 55, 65, 94, 110, 130, 143, 188, 220, 235, 260, 286, 461, 470, 517, 572, 611, 715, 922, 940, 1034, 1222, 1430, 1844, 2068, 2209, 2305, 2444, 2585, 2860, 3055, 4418, 4610, 5071, 5170, 5993, 6110, 6721, 8836, 9220, 10142, 10340, 11045, 11986, 12220, 13442, 20284, 21667, 22090, 23972, 24299, 25355, 26884, 28717, 29965, 33605, 43334, 44180, 48598, 50710, 57434, 59930, 65923, 67210, 86668, 97196, 101420, 108335, 114868, 119860, 121495, 131846, 134420, 143585, 216670, 238337, 242990, 263692, 281671, 287170, 315887, 329615, 433340, 476674, 485980, 563342, 574340, 631774, 659230, 953348, 1018349, 1126684, 1191685, 1263548, 1318460, 1408355, 1579435, 2036698, 2383370, 2816710, 3098381, 3158870, 4073396, 4766740, 5091745, 5633420, 6196762, 6317740, 10183490, 11201839, 12393524, 13238537, 15491905, 20366980, 22403678, 26477074, 30983810, 44807356, 52954148, 56009195, 61967620, 66192685, 112018390, 132385370, 145623907, 224036780, 264770740, 291247814, 582495628, 728119535, 1456239070, 2912478140]

約数ペア:

[(1, 2912478140), (2, 1456239070), (4, 728119535), (5, 582495628), (10, 291247814), (11, 264770740), (13, 224036780), (20, 145623907), (22, 132385370), (26, 112018390), (44, 66192685), (47, 61967620), (52, 56009195), (55, 52954148), (65, 44807356), (94, 30983810), (110, 26477074), (130, 22403678), (143, 20366980), (188, 15491905), (220, 13238537), (235, 12393524), (260, 11201839), (286, 10183490), (461, 6317740), (470, 6196762), (517, 5633420), (572, 5091745), (611, 4766740), (715, 4073396), (922, 3158870), (940, 3098381), (1034, 2816710), (1222, 2383370), (1430, 2036698), (1844, 1579435), (2068, 1408355), (2209, 1318460), (2305, 1263548), (2444, 1191685), (2585, 1126684), (2860, 1018349), (3055, 953348), (4418, 659230), (4610, 631774), (5071, 574340), (5170, 563342), (5993, 485980), (6110, 476674), (6721, 433340), (8836, 329615), (9220, 315887), (10142, 287170), (10340, 281671), (11045, 263692), (11986, 242990), (12220, 238337), (13442, 216670), (20284, 143585), (21667, 134420), (22090, 131846), (23972, 121495), (24299, 119860), (25355, 114868), (26884, 108335), (28717, 101420), (29965, 97196), (33605, 86668), (43334, 67210), (44180, 65923), (48598, 59930), (50710, 57434)]