15185660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3499}}^1$

素因数の和:3546

約数の個数: 48

約数和(自身を含む): 37632000

約数和(自身を除く): 22446340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 3499, 4340, 6998, 13996, 17495, 24493, 34990, 48986, 69980, 97972, 108469, 122465, 216938, 244930, 433876, 489860, 542345, 759283, 1084690, 1518566, 2169380, 3037132, 3796415, 7592830, 15185660]

約数ペア:

[(1, 15185660), (2, 7592830), (4, 3796415), (5, 3037132), (7, 2169380), (10, 1518566), (14, 1084690), (20, 759283), (28, 542345), (31, 489860), (35, 433876), (62, 244930), (70, 216938), (124, 122465), (140, 108469), (155, 97972), (217, 69980), (310, 48986), (434, 34990), (620, 24493), (868, 17495), (1085, 13996), (2170, 6998), (3499, 4340)]