119889740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{499}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 259308000

約数和(自身を除く): 139418260

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 293, 410, 499, 586, 820, 998, 1172, 1465, 1996, 2495, 2930, 4990, 5860, 9980, 12013, 20459, 24026, 40918, 48052, 60065, 81836, 102295, 120130, 146207, 204590, 240260, 292414, 409180, 584828, 731035, 1462070, 2924140, 5994487, 11988974, 23977948, 29972435, 59944870, 119889740]

約数ペア:

[(1, 119889740), (2, 59944870), (4, 29972435), (5, 23977948), (10, 11988974), (20, 5994487), (41, 2924140), (82, 1462070), (164, 731035), (205, 584828), (293, 409180), (410, 292414), (499, 240260), (586, 204590), (820, 146207), (998, 120130), (1172, 102295), (1465, 81836), (1996, 60065), (2495, 48052), (2930, 40918), (4990, 24026), (5860, 20459), (9980, 12013)]