487695260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1875751}}^1$

素因数の和:1875773

約数の個数: 24

約数和(自身を含む): 1102942176

約数和(自身を除く): 615246916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1875751, 3751502, 7503004, 9378755, 18757510, 24384763, 37515020, 48769526, 97539052, 121923815, 243847630, 487695260]

約数ペア:

[(1, 487695260), (2, 243847630), (4, 121923815), (5, 97539052), (10, 48769526), (13, 37515020), (20, 24384763), (26, 18757510), (52, 9378755), (65, 7503004), (130, 3751502), (260, 1875751)]