492711180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631681}}^1$

素因数の和:631706

約数の個数: 48

約数和(自身を含む): 1485716064

約数和(自身を除く): 993004884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 631681, 1263362, 1895043, 2526724, 3158405, 3790086, 6316810, 7580172, 8211853, 9475215, 12633620, 16423706, 18950430, 24635559, 32847412, 37900860, 41059265, 49271118, 82118530, 98542236, 123177795, 164237060, 246355590, 492711180]

約数ペア:

[(1, 492711180), (2, 246355590), (3, 164237060), (4, 123177795), (5, 98542236), (6, 82118530), (10, 49271118), (12, 41059265), (13, 37900860), (15, 32847412), (20, 24635559), (26, 18950430), (30, 16423706), (39, 12633620), (52, 9475215), (60, 8211853), (65, 7580172), (78, 6316810), (130, 3790086), (156, 3158405), (195, 2526724), (260, 1895043), (390, 1263362), (780, 631681)]