315035380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{3607}}^1$

素因数の和:4024

約数の個数: 48

約数和(自身を含む): 723735936

約数和(自身を除く): 408700556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 397, 794, 1588, 1985, 3607, 3970, 4367, 7214, 7940, 8734, 14428, 17468, 18035, 21835, 36070, 39677, 43670, 72140, 79354, 87340, 158708, 198385, 396770, 793540, 1431979, 2863958, 5727916, 7159895, 14319790, 15751769, 28639580, 31503538, 63007076, 78758845, 157517690, 315035380]

約数ペア:

[(1, 315035380), (2, 157517690), (4, 78758845), (5, 63007076), (10, 31503538), (11, 28639580), (20, 15751769), (22, 14319790), (44, 7159895), (55, 5727916), (110, 2863958), (220, 1431979), (397, 793540), (794, 396770), (1588, 198385), (1985, 158708), (3607, 87340), (3970, 79354), (4367, 72140), (7214, 43670), (7940, 39677), (8734, 36070), (14428, 21835), (17468, 18035)]