30077840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28921}}^1$

素因数の和:28947

約数の個数: 40

約数和(自身を含む): 75312888

約数和(自身を除く): 45235048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 28921, 57842, 115684, 144605, 231368, 289210, 375973, 462736, 578420, 751946, 1156840, 1503892, 1879865, 2313680, 3007784, 3759730, 6015568, 7519460, 15038920, 30077840]

約数ペア:

[(1, 30077840), (2, 15038920), (4, 7519460), (5, 6015568), (8, 3759730), (10, 3007784), (13, 2313680), (16, 1879865), (20, 1503892), (26, 1156840), (40, 751946), (52, 578420), (65, 462736), (80, 375973), (104, 289210), (130, 231368), (208, 144605), (260, 115684), (520, 57842), (1040, 28921)]