70291240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40867}}^1$

素因数の和:40921

約数の個数: 32

約数和(自身を含む): 161837280

約数和(自身を除く): 91546040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 40867, 81734, 163468, 204335, 326936, 408670, 817340, 1634680, 1757281, 3514562, 7029124, 8786405, 14058248, 17572810, 35145620, 70291240]

約数ペア:

[(1, 70291240), (2, 35145620), (4, 17572810), (5, 14058248), (8, 8786405), (10, 7029124), (20, 3514562), (40, 1757281), (43, 1634680), (86, 817340), (172, 408670), (215, 326936), (344, 204335), (430, 163468), (860, 81734), (1720, 40867)]