8213240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29333}}^1$

素因数の和:29351

約数の個数: 32

約数和(自身を含む): 21120480

約数和(自身を除く): 12907240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29333, 58666, 117332, 146665, 205331, 234664, 293330, 410662, 586660, 821324, 1026655, 1173320, 1642648, 2053310, 4106620, 8213240]

約数ペア:

[(1, 8213240), (2, 4106620), (4, 2053310), (5, 1642648), (7, 1173320), (8, 1026655), (10, 821324), (14, 586660), (20, 410662), (28, 293330), (35, 234664), (40, 205331), (56, 146665), (70, 117332), (140, 58666), (280, 29333)]