41997890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 84603960

約数和(自身を除く): 42606070

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 121, 122, 242, 305, 569, 605, 610, 671, 1138, 1210, 1342, 2845, 3355, 5690, 6259, 6710, 7381, 12518, 14762, 31295, 34709, 36905, 62590, 68849, 69418, 73810, 137698, 173545, 344245, 347090, 381799, 688490, 763598, 1908995, 3817990, 4199789, 8399578, 20998945, 41997890]

約数ペア:

[(1, 41997890), (2, 20998945), (5, 8399578), (10, 4199789), (11, 3817990), (22, 1908995), (55, 763598), (61, 688490), (110, 381799), (121, 347090), (122, 344245), (242, 173545), (305, 137698), (569, 73810), (605, 69418), (610, 68849), (671, 62590), (1138, 36905), (1210, 34709), (1342, 31295), (2845, 14762), (3355, 12518), (5690, 7381), (6259, 6710)]