8162866940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1951}}^1\times {\mathrm{4451}}^1$

素因数の和:6458

約数の個数: 48

約数和(自身を含む): 17519652864

約数和(自身を除く): 9356785924

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1951, 3902, 4451, 7804, 8902, 9755, 17804, 19510, 22255, 39020, 44510, 89020, 91697, 183394, 209197, 366788, 418394, 458485, 836788, 916970, 1045985, 1833940, 2091970, 4183940, 8683901, 17367802, 34735604, 43419505, 86839010, 173678020, 408143347, 816286694, 1632573388, 2040716735, 4081433470, 8162866940]

約数ペア:

[(1, 8162866940), (2, 4081433470), (4, 2040716735), (5, 1632573388), (10, 816286694), (20, 408143347), (47, 173678020), (94, 86839010), (188, 43419505), (235, 34735604), (470, 17367802), (940, 8683901), (1951, 4183940), (3902, 2091970), (4451, 1833940), (7804, 1045985), (8902, 916970), (9755, 836788), (17804, 458485), (19510, 418394), (22255, 366788), (39020, 209197), (44510, 183394), (89020, 91697)]