7518940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 18768960

約数和(自身を除く): 11250020

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 239, 242, 260, 286, 478, 484, 572, 605, 715, 956, 1195, 1210, 1430, 1573, 2390, 2420, 2629, 2860, 3107, 3146, 4780, 5258, 6214, 6292, 7865, 10516, 12428, 13145, 15535, 15730, 26290, 28919, 31070, 31460, 34177, 52580, 57838, 62140, 68354, 115676, 136708, 144595, 170885, 289190, 341770, 375947, 578380, 683540, 751894, 1503788, 1879735, 3759470, 7518940]

約数ペア:

[(1, 7518940), (2, 3759470), (4, 1879735), (5, 1503788), (10, 751894), (11, 683540), (13, 578380), (20, 375947), (22, 341770), (26, 289190), (44, 170885), (52, 144595), (55, 136708), (65, 115676), (110, 68354), (121, 62140), (130, 57838), (143, 52580), (220, 34177), (239, 31460), (242, 31070), (260, 28919), (286, 26290), (478, 15730), (484, 15535), (572, 13145), (605, 12428), (715, 10516), (956, 7865), (1195, 6292), (1210, 6214), (1430, 5258), (1573, 4780), (2390, 3146), (2420, 3107), (2629, 2860)]