20313420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4079}}^1$

素因数の和:4174

約数の個数: 48

約数和(自身を含む): 57576960

約数和(自身を除く): 37263540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4079, 4980, 8158, 12237, 16316, 20395, 24474, 40790, 48948, 61185, 81580, 122370, 244740, 338557, 677114, 1015671, 1354228, 1692785, 2031342, 3385570, 4062684, 5078355, 6771140, 10156710, 20313420]

約数ペア:

[(1, 20313420), (2, 10156710), (3, 6771140), (4, 5078355), (5, 4062684), (6, 3385570), (10, 2031342), (12, 1692785), (15, 1354228), (20, 1015671), (30, 677114), (60, 338557), (83, 244740), (166, 122370), (249, 81580), (332, 61185), (415, 48948), (498, 40790), (830, 24474), (996, 20395), (1245, 16316), (1660, 12237), (2490, 8158), (4079, 4980)]