42894280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7499}}^1$

素因数の和:7534

約数の個数: 64

約数和(自身を含む): 113400000

約数和(自身を除く): 70505720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 7499, 14998, 29996, 37495, 59992, 74990, 82489, 97487, 149980, 164978, 194974, 299960, 329956, 389948, 412445, 487435, 659912, 779896, 824890, 974870, 1072357, 1649780, 1949740, 2144714, 3299560, 3899480, 4289428, 5361785, 8578856, 10723570, 21447140, 42894280]

約数ペア:

[(1, 42894280), (2, 21447140), (4, 10723570), (5, 8578856), (8, 5361785), (10, 4289428), (11, 3899480), (13, 3299560), (20, 2144714), (22, 1949740), (26, 1649780), (40, 1072357), (44, 974870), (52, 824890), (55, 779896), (65, 659912), (88, 487435), (104, 412445), (110, 389948), (130, 329956), (143, 299960), (220, 194974), (260, 164978), (286, 149980), (440, 97487), (520, 82489), (572, 74990), (715, 59992), (1144, 37495), (1430, 29996), (2860, 14998), (5720, 7499)]