38280820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{769}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 85377600

約数和(自身を除く): 47096780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 769, 1310, 1538, 2489, 2620, 3076, 3845, 4978, 7690, 9956, 12445, 14611, 15380, 24890, 29222, 49780, 58444, 73055, 100739, 146110, 201478, 292220, 402956, 503695, 1007390, 1914041, 2014780, 3828082, 7656164, 9570205, 19140410, 38280820]

約数ペア:

[(1, 38280820), (2, 19140410), (4, 9570205), (5, 7656164), (10, 3828082), (19, 2014780), (20, 1914041), (38, 1007390), (76, 503695), (95, 402956), (131, 292220), (190, 201478), (262, 146110), (380, 100739), (524, 73055), (655, 58444), (769, 49780), (1310, 29222), (1538, 24890), (2489, 15380), (2620, 14611), (3076, 12445), (3845, 9956), (4978, 7690)]