210003580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3709}}^1$

素因数の和:3886

約数の個数: 48

約数和(自身を含む): 467460000

約数和(自身を除く): 257456420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 3709, 5662, 7418, 11324, 14155, 14836, 18545, 28310, 37090, 56620, 70471, 74180, 140942, 281884, 352355, 552641, 704710, 1105282, 1409420, 2210564, 2763205, 5526410, 10500179, 11052820, 21000358, 42000716, 52500895, 105001790, 210003580]

約数ペア:

[(1, 210003580), (2, 105001790), (4, 52500895), (5, 42000716), (10, 21000358), (19, 11052820), (20, 10500179), (38, 5526410), (76, 2763205), (95, 2210564), (149, 1409420), (190, 1105282), (298, 704710), (380, 552641), (596, 352355), (745, 281884), (1490, 140942), (2831, 74180), (2980, 70471), (3709, 56620), (5662, 37090), (7418, 28310), (11324, 18545), (14155, 14836)]