400981920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{835379}}^1$

素因数の和:835397

約数の個数: 48

約数和(自身を含む): 1263094560

約数和(自身を除く): 862112640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 835379, 1670758, 2506137, 3341516, 4176895, 5012274, 6683032, 8353790, 10024548, 12530685, 13366064, 16707580, 20049096, 25061370, 26732128, 33415160, 40098192, 50122740, 66830320, 80196384, 100245480, 133660640, 200490960, 400981920]

約数ペア:

[(1, 400981920), (2, 200490960), (3, 133660640), (4, 100245480), (5, 80196384), (6, 66830320), (8, 50122740), (10, 40098192), (12, 33415160), (15, 26732128), (16, 25061370), (20, 20049096), (24, 16707580), (30, 13366064), (32, 12530685), (40, 10024548), (48, 8353790), (60, 6683032), (80, 5012274), (96, 4176895), (120, 3341516), (160, 2506137), (240, 1670758), (480, 835379)]