103639720

素因数分解:

$2^3\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{2129}}^1$

素因数の和:3357

約数の個数: 32

約数和(自身を含む): 233490600

約数和(自身を除く): 129850880

約数列:

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

約数ペア:

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