39871740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{664529}}^1$

素因数の和:664541

約数の個数: 24

約数和(自身を含む): 111641040

約数和(自身を除く): 71769300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 664529, 1329058, 1993587, 2658116, 3322645, 3987174, 6645290, 7974348, 9967935, 13290580, 19935870, 39871740]

約数ペア:

[(1, 39871740), (2, 19935870), (3, 13290580), (4, 9967935), (5, 7974348), (6, 6645290), (10, 3987174), (12, 3322645), (15, 2658116), (20, 1993587), (30, 1329058), (60, 664529)]