26920340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70843}}^1$

素因数の和:70871

約数の個数: 24

約数和(自身を含む): 59508960

約数和(自身を除く): 32588620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 70843, 141686, 283372, 354215, 708430, 1346017, 1416860, 2692034, 5384068, 6730085, 13460170, 26920340]

約数ペア:

[(1, 26920340), (2, 13460170), (4, 6730085), (5, 5384068), (10, 2692034), (19, 1416860), (20, 1346017), (38, 708430), (76, 354215), (95, 283372), (190, 141686), (380, 70843)]