52686760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26881}}^1$

素因数の和:26906

約数の個数: 48

約数和(自身を含む): 137904660

約数和(自身を除く): 85217900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 26881, 53762, 107524, 134405, 188167, 215048, 268810, 376334, 537620, 752668, 940835, 1075240, 1317169, 1505336, 1881670, 2634338, 3763340, 5268676, 6585845, 7526680, 10537352, 13171690, 26343380, 52686760]

約数ペア:

[(1, 52686760), (2, 26343380), (4, 13171690), (5, 10537352), (7, 7526680), (8, 6585845), (10, 5268676), (14, 3763340), (20, 2634338), (28, 1881670), (35, 1505336), (40, 1317169), (49, 1075240), (56, 940835), (70, 752668), (98, 537620), (140, 376334), (196, 268810), (245, 215048), (280, 188167), (392, 134405), (490, 107524), (980, 53762), (1960, 26881)]