16614140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 36470784

約数和(自身を除く): 19856644

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 211, 254, 310, 422, 508, 620, 635, 844, 1055, 1270, 2110, 2540, 3937, 4220, 6541, 7874, 13082, 15748, 19685, 26164, 26797, 32705, 39370, 53594, 65410, 78740, 107188, 130820, 133985, 267970, 535940, 830707, 1661414, 3322828, 4153535, 8307070, 16614140]

約数ペア:

[(1, 16614140), (2, 8307070), (4, 4153535), (5, 3322828), (10, 1661414), (20, 830707), (31, 535940), (62, 267970), (124, 133985), (127, 130820), (155, 107188), (211, 78740), (254, 65410), (310, 53594), (422, 39370), (508, 32705), (620, 26797), (635, 26164), (844, 19685), (1055, 15748), (1270, 13082), (2110, 7874), (2540, 6541), (3937, 4220)]