2621380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2473}}^1$

素因数の和:2535

約数の個数: 24

約数和(自身を含む): 5611032

約数和(自身を除く): 2989652

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2473, 4946, 9892, 12365, 24730, 49460, 131069, 262138, 524276, 655345, 1310690, 2621380]

約数ペア:

[(1, 2621380), (2, 1310690), (4, 655345), (5, 524276), (10, 262138), (20, 131069), (53, 49460), (106, 24730), (212, 12365), (265, 9892), (530, 4946), (1060, 2473)]