1285474020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{5237}}^1\times {\mathrm{4091}}^1$

素因数の和:9340

約数の個数: 48

約数和(自身を含む): 3600894528

約数和(自身を除く): 2315420508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4091, 5237, 8182, 10474, 12273, 15711, 16364, 20455, 20948, 24546, 26185, 31422, 40910, 49092, 52370, 61365, 62844, 78555, 81820, 104740, 122730, 157110, 245460, 314220, 21424567, 42849134, 64273701, 85698268, 107122835, 128547402, 214245670, 257094804, 321368505, 428491340, 642737010, 1285474020]

約数ペア:

[(1, 1285474020), (2, 642737010), (3, 428491340), (4, 321368505), (5, 257094804), (6, 214245670), (10, 128547402), (12, 107122835), (15, 85698268), (20, 64273701), (30, 42849134), (60, 21424567), (4091, 314220), (5237, 245460), (8182, 157110), (10474, 122730), (12273, 104740), (15711, 81820), (16364, 78555), (20455, 62844), (20948, 61365), (24546, 52370), (26185, 49092), (31422, 40910)]