18199480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1184

約数の個数: 64

約数和(自身を含む): 45561600

約数和(自身を除く): 27362120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1129, 1240, 1612, 2015, 2258, 3224, 4030, 4516, 5645, 8060, 9032, 11290, 14677, 16120, 22580, 29354, 34999, 45160, 58708, 69998, 73385, 117416, 139996, 146770, 174995, 279992, 293540, 349990, 454987, 587080, 699980, 909974, 1399960, 1819948, 2274935, 3639896, 4549870, 9099740, 18199480]

約数ペア:

[(1, 18199480), (2, 9099740), (4, 4549870), (5, 3639896), (8, 2274935), (10, 1819948), (13, 1399960), (20, 909974), (26, 699980), (31, 587080), (40, 454987), (52, 349990), (62, 293540), (65, 279992), (104, 174995), (124, 146770), (130, 139996), (155, 117416), (248, 73385), (260, 69998), (310, 58708), (403, 45160), (520, 34999), (620, 29354), (806, 22580), (1129, 16120), (1240, 14677), (1612, 11290), (2015, 9032), (2258, 8060), (3224, 5645), (4030, 4516)]