15659720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23029}}^1$

素因数の和:23057

約数の個数: 32

約数和(自身を含む): 37308600

約数和(自身を除く): 21648880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 23029, 46058, 92116, 115145, 184232, 230290, 391493, 460580, 782986, 921160, 1565972, 1957465, 3131944, 3914930, 7829860, 15659720]

約数ペア:

[(1, 15659720), (2, 7829860), (4, 3914930), (5, 3131944), (8, 1957465), (10, 1565972), (17, 921160), (20, 782986), (34, 460580), (40, 391493), (68, 230290), (85, 184232), (136, 115145), (170, 92116), (340, 46058), (680, 23029)]