55998020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5821}}^1$

素因数の和:5880

約数の個数: 48

約数和(自身を含む): 130086768

約数和(自身を除く): 74088748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 5821, 9620, 11642, 23284, 29105, 58210, 75673, 116420, 151346, 215377, 302692, 378365, 430754, 756730, 861508, 1076885, 1513460, 2153770, 2799901, 4307540, 5599802, 11199604, 13999505, 27999010, 55998020]

約数ペア:

[(1, 55998020), (2, 27999010), (4, 13999505), (5, 11199604), (10, 5599802), (13, 4307540), (20, 2799901), (26, 2153770), (37, 1513460), (52, 1076885), (65, 861508), (74, 756730), (130, 430754), (148, 378365), (185, 302692), (260, 215377), (370, 151346), (481, 116420), (740, 75673), (962, 58210), (1924, 29105), (2405, 23284), (4810, 11642), (5821, 9620)]