30654140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 72394560

約数和(自身を除く): 41740420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 239, 242, 265, 478, 484, 530, 583, 605, 956, 1060, 1166, 1195, 1210, 2332, 2390, 2420, 2629, 2915, 4780, 5258, 5830, 6413, 10516, 11660, 12667, 12826, 13145, 25334, 25652, 26290, 28919, 32065, 50668, 52580, 57838, 63335, 64130, 115676, 126670, 128260, 139337, 144595, 253340, 278674, 289190, 557348, 578380, 696685, 1393370, 1532707, 2786740, 3065414, 6130828, 7663535, 15327070, 30654140]

約数ペア:

[(1, 30654140), (2, 15327070), (4, 7663535), (5, 6130828), (10, 3065414), (11, 2786740), (20, 1532707), (22, 1393370), (44, 696685), (53, 578380), (55, 557348), (106, 289190), (110, 278674), (121, 253340), (212, 144595), (220, 139337), (239, 128260), (242, 126670), (265, 115676), (478, 64130), (484, 63335), (530, 57838), (583, 52580), (605, 50668), (956, 32065), (1060, 28919), (1166, 26290), (1195, 25652), (1210, 25334), (2332, 13145), (2390, 12826), (2420, 12667), (2629, 11660), (2915, 10516), (4780, 6413), (5258, 5830)]