4345140520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{15518359}}^1$

素因数の和:15518377

約数の個数: 32

約数和(自身を含む): 11173219200

約数和(自身を除く): 6828078680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 15518359, 31036718, 62073436, 77591795, 108628513, 124146872, 155183590, 217257026, 310367180, 434514052, 543142565, 620734360, 869028104, 1086285130, 2172570260, 4345140520]

約数ペア:

[(1, 4345140520), (2, 2172570260), (4, 1086285130), (5, 869028104), (7, 620734360), (8, 543142565), (10, 434514052), (14, 310367180), (20, 217257026), (28, 155183590), (35, 124146872), (40, 108628513), (56, 77591795), (70, 62073436), (140, 31036718), (280, 15518359)]