421490110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1\times {\mathrm{1721}}^1$

素因数の和:3036

約数の個数: 32

約数和(自身を含む): 799696800

約数和(自身を除く): 378206690

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1289, 1721, 2578, 3442, 6445, 8605, 12890, 17210, 24491, 32699, 48982, 65398, 122455, 163495, 244910, 326990, 2218369, 4436738, 11091845, 22183690, 42149011, 84298022, 210745055, 421490110]

約数ペア:

[(1, 421490110), (2, 210745055), (5, 84298022), (10, 42149011), (19, 22183690), (38, 11091845), (95, 4436738), (190, 2218369), (1289, 326990), (1721, 244910), (2578, 163495), (3442, 122455), (6445, 65398), (8605, 48982), (12890, 32699), (17210, 24491)]