38822120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22571}}^1$

素因数の和:22625

約数の個数: 32

約数和(自身を含む): 89385120

約数和(自身を除く): 50563000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 22571, 45142, 90284, 112855, 180568, 225710, 451420, 902840, 970553, 1941106, 3882212, 4852765, 7764424, 9705530, 19411060, 38822120]

約数ペア:

[(1, 38822120), (2, 19411060), (4, 9705530), (5, 7764424), (8, 4852765), (10, 3882212), (20, 1941106), (40, 970553), (43, 902840), (86, 451420), (172, 225710), (215, 180568), (344, 112855), (430, 90284), (860, 45142), (1720, 22571)]