61886660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 144789120

約数和(自身を除く): 82902460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 121, 214, 220, 239, 242, 428, 478, 484, 535, 605, 956, 1070, 1177, 1195, 1210, 2140, 2354, 2390, 2420, 2629, 4708, 4780, 5258, 5885, 10516, 11770, 12947, 13145, 23540, 25573, 25894, 26290, 28919, 51146, 51788, 52580, 57838, 64735, 102292, 115676, 127865, 129470, 144595, 255730, 258940, 281303, 289190, 511460, 562606, 578380, 1125212, 1406515, 2813030, 3094333, 5626060, 6188666, 12377332, 15471665, 30943330, 61886660]

約数ペア:

[(1, 61886660), (2, 30943330), (4, 15471665), (5, 12377332), (10, 6188666), (11, 5626060), (20, 3094333), (22, 2813030), (44, 1406515), (55, 1125212), (107, 578380), (110, 562606), (121, 511460), (214, 289190), (220, 281303), (239, 258940), (242, 255730), (428, 144595), (478, 129470), (484, 127865), (535, 115676), (605, 102292), (956, 64735), (1070, 57838), (1177, 52580), (1195, 51788), (1210, 51146), (2140, 28919), (2354, 26290), (2390, 25894), (2420, 25573), (2629, 23540), (4708, 13145), (4780, 12947), (5258, 11770), (5885, 10516)]