140073820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 300500928

約数和(自身を除く): 160427108

約数列:

[1, 2, 4, 5, 10, 20, 97, 103, 194, 206, 388, 412, 485, 515, 701, 970, 1030, 1402, 1940, 2060, 2804, 3505, 7010, 9991, 14020, 19982, 39964, 49955, 67997, 72203, 99910, 135994, 144406, 199820, 271988, 288812, 339985, 361015, 679970, 722030, 1359940, 1444060, 7003691, 14007382, 28014764, 35018455, 70036910, 140073820]

約数ペア:

[(1, 140073820), (2, 70036910), (4, 35018455), (5, 28014764), (10, 14007382), (20, 7003691), (97, 1444060), (103, 1359940), (194, 722030), (206, 679970), (388, 361015), (412, 339985), (485, 288812), (515, 271988), (701, 199820), (970, 144406), (1030, 135994), (1402, 99910), (1940, 72203), (2060, 67997), (2804, 49955), (3505, 39964), (7010, 19982), (9991, 14020)]