2420003375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{624517}}^1$

素因数の和:624563

約数の個数: 16

約数和(自身を含む): 3117593856

約数和(自身を除く): 697590481

約数列:

[1, 5, 25, 31, 125, 155, 775, 3875, 624517, 3122585, 15612925, 19360027, 78064625, 96800135, 484000675, 2420003375]

約数ペア:

[(1, 2420003375), (5, 484000675), (25, 96800135), (31, 78064625), (125, 19360027), (155, 15612925), (775, 3122585), (3875, 624517)]