207279440

素因数分解:

$2^4\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{2129}}^1$

素因数の和:3359

約数の個数: 40

約数和(自身を含む): 482547240

約数和(自身を除く): 275267800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1217, 2129, 2434, 4258, 4868, 6085, 8516, 9736, 10645, 12170, 17032, 19472, 21290, 24340, 34064, 42580, 48680, 85160, 97360, 170320, 2590993, 5181986, 10363972, 12954965, 20727944, 25909930, 41455888, 51819860, 103639720, 207279440]

約数ペア:

[(1, 207279440), (2, 103639720), (4, 51819860), (5, 41455888), (8, 25909930), (10, 20727944), (16, 12954965), (20, 10363972), (40, 5181986), (80, 2590993), (1217, 170320), (2129, 97360), (2434, 85160), (4258, 48680), (4868, 42580), (6085, 34064), (8516, 24340), (9736, 21290), (10645, 19472), (12170, 17032)]