4051020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 11467008

約数和(自身を除く): 7415988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 631, 642, 1070, 1262, 1284, 1605, 1893, 2140, 2524, 3155, 3210, 3786, 6310, 6420, 7572, 9465, 12620, 18930, 37860, 67517, 135034, 202551, 270068, 337585, 405102, 675170, 810204, 1012755, 1350340, 2025510, 4051020]

約数ペア:

[(1, 4051020), (2, 2025510), (3, 1350340), (4, 1012755), (5, 810204), (6, 675170), (10, 405102), (12, 337585), (15, 270068), (20, 202551), (30, 135034), (60, 67517), (107, 37860), (214, 18930), (321, 12620), (428, 9465), (535, 7572), (631, 6420), (642, 6310), (1070, 3786), (1262, 3210), (1284, 3155), (1605, 2524), (1893, 2140)]