980888920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{4943}}^1$

素因数の和:5017

約数の個数: 96

約数和(自身を含む): 2485546560

約数和(自身を除く): 1504657640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 121, 164, 205, 220, 242, 328, 410, 440, 451, 484, 605, 820, 902, 968, 1210, 1640, 1804, 2255, 2420, 3608, 4510, 4840, 4943, 4961, 9020, 9886, 9922, 18040, 19772, 19844, 24715, 24805, 39544, 39688, 49430, 49610, 54373, 98860, 99220, 108746, 197720, 198440, 202663, 217492, 271865, 405326, 434984, 543730, 598103, 810652, 1013315, 1087460, 1196206, 1621304, 2026630, 2174920, 2229293, 2392412, 2990515, 4053260, 4458586, 4784824, 5981030, 8106520, 8917172, 11146465, 11962060, 17834344, 22292930, 23924120, 24522223, 44585860, 49044446, 89171720, 98088892, 122611115, 196177784, 245222230, 490444460, 980888920]

約数ペア:

[(1, 980888920), (2, 490444460), (4, 245222230), (5, 196177784), (8, 122611115), (10, 98088892), (11, 89171720), (20, 49044446), (22, 44585860), (40, 24522223), (41, 23924120), (44, 22292930), (55, 17834344), (82, 11962060), (88, 11146465), (110, 8917172), (121, 8106520), (164, 5981030), (205, 4784824), (220, 4458586), (242, 4053260), (328, 2990515), (410, 2392412), (440, 2229293), (451, 2174920), (484, 2026630), (605, 1621304), (820, 1196206), (902, 1087460), (968, 1013315), (1210, 810652), (1640, 598103), (1804, 543730), (2255, 434984), (2420, 405326), (3608, 271865), (4510, 217492), (4840, 202663), (4943, 198440), (4961, 197720), (9020, 108746), (9886, 99220), (9922, 98860), (18040, 54373), (19772, 49610), (19844, 49430), (24715, 39688), (24805, 39544)]