2018974070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{47809}}^1$

素因数の和:47960

約数の個数: 32

約数和(自身を含む): 3759013440

約数和(自身を除く): 1740039370

約数列:

[1, 2, 5, 10, 41, 82, 103, 205, 206, 410, 515, 1030, 4223, 8446, 21115, 42230, 47809, 95618, 239045, 478090, 1960169, 3920338, 4924327, 9800845, 9848654, 19601690, 24621635, 49243270, 201897407, 403794814, 1009487035, 2018974070]

約数ペア:

[(1, 2018974070), (2, 1009487035), (5, 403794814), (10, 201897407), (41, 49243270), (82, 24621635), (103, 19601690), (205, 9848654), (206, 9800845), (410, 4924327), (515, 3920338), (1030, 1960169), (4223, 478090), (8446, 239045), (21115, 95618), (42230, 47809)]