202429240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389287}}^1$

素因数の和:389311

約数の個数: 32

約数和(自身を含む): 490502880

約数和(自身を除く): 288073640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 389287, 778574, 1557148, 1946435, 3114296, 3892870, 5060731, 7785740, 10121462, 15571480, 20242924, 25303655, 40485848, 50607310, 101214620, 202429240]

約数ペア:

[(1, 202429240), (2, 101214620), (4, 50607310), (5, 40485848), (8, 25303655), (10, 20242924), (13, 15571480), (20, 10121462), (26, 7785740), (40, 5060731), (52, 3892870), (65, 3114296), (104, 1946435), (130, 1557148), (260, 778574), (520, 389287)]