948796640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{539089}}^1$

素因数の和:539115

約数の個数: 48

約数和(自身を含む): 2445312240

約数和(自身を除く): 1496515600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 539089, 1078178, 2156356, 2695445, 4312712, 5390890, 5929979, 8625424, 10781780, 11859958, 17250848, 21563560, 23719916, 29649895, 43127120, 47439832, 59299790, 86254240, 94879664, 118599580, 189759328, 237199160, 474398320, 948796640]

約数ペア:

[(1, 948796640), (2, 474398320), (4, 237199160), (5, 189759328), (8, 118599580), (10, 94879664), (11, 86254240), (16, 59299790), (20, 47439832), (22, 43127120), (32, 29649895), (40, 23719916), (44, 21563560), (55, 17250848), (80, 11859958), (88, 10781780), (110, 8625424), (160, 5929979), (176, 5390890), (220, 4312712), (352, 2695445), (440, 2156356), (880, 1078178), (1760, 539089)]