4016393980

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{763573}}^1$

素因数の和:763845

約数の個数: 24

約数和(自身を含む): 8466508512

約数和(自身を除く): 4450114532

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 763573, 1527146, 3054292, 3817865, 7635730, 15271460, 200819699, 401639398, 803278796, 1004098495, 2008196990, 4016393980]

約数ペア:

[(1, 4016393980), (2, 2008196990), (4, 1004098495), (5, 803278796), (10, 401639398), (20, 200819699), (263, 15271460), (526, 7635730), (1052, 3817865), (1315, 3054292), (2630, 1527146), (5260, 763573)]