157365880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{562021}}^1$

素因数の和:562039

約数の個数: 32

約数和(自身を含む): 404655840

約数和(自身を除く): 247289960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 562021, 1124042, 2248084, 2810105, 3934147, 4496168, 5620210, 7868294, 11240420, 15736588, 19670735, 22480840, 31473176, 39341470, 78682940, 157365880]

約数ペア:

[(1, 157365880), (2, 78682940), (4, 39341470), (5, 31473176), (7, 22480840), (8, 19670735), (10, 15736588), (14, 11240420), (20, 7868294), (28, 5620210), (35, 4496168), (40, 3934147), (56, 2810105), (70, 2248084), (140, 1124042), (280, 562021)]