12487980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7177}}^1$

素因数の和:7218

約数の個数: 48

約数和(自身を含む): 36177120

約数和(自身を除く): 23689140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 7177, 14354, 21531, 28708, 35885, 43062, 71770, 86124, 107655, 143540, 208133, 215310, 416266, 430620, 624399, 832532, 1040665, 1248798, 2081330, 2497596, 3121995, 4162660, 6243990, 12487980]

約数ペア:

[(1, 12487980), (2, 6243990), (3, 4162660), (4, 3121995), (5, 2497596), (6, 2081330), (10, 1248798), (12, 1040665), (15, 832532), (20, 624399), (29, 430620), (30, 416266), (58, 215310), (60, 208133), (87, 143540), (116, 107655), (145, 86124), (174, 71770), (290, 43062), (348, 35885), (435, 28708), (580, 21531), (870, 14354), (1740, 7177)]