40256860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{287549}}^1$

素因数の和:287565

約数の個数: 24

約数和(自身を含む): 96616800

約数和(自身を除く): 56359940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 287549, 575098, 1150196, 1437745, 2012843, 2875490, 4025686, 5750980, 8051372, 10064215, 20128430, 40256860]

約数ペア:

[(1, 40256860), (2, 20128430), (4, 10064215), (5, 8051372), (7, 5750980), (10, 4025686), (14, 2875490), (20, 2012843), (28, 1437745), (35, 1150196), (70, 575098), (140, 287549)]