5127620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 11467008

約数和(自身を除く): 6339388

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 157, 230, 284, 314, 355, 460, 628, 710, 785, 1420, 1570, 1633, 3140, 3266, 3611, 6532, 7222, 8165, 11147, 14444, 16330, 18055, 22294, 32660, 36110, 44588, 55735, 72220, 111470, 222940, 256381, 512762, 1025524, 1281905, 2563810, 5127620]

約数ペア:

[(1, 5127620), (2, 2563810), (4, 1281905), (5, 1025524), (10, 512762), (20, 256381), (23, 222940), (46, 111470), (71, 72220), (92, 55735), (115, 44588), (142, 36110), (157, 32660), (230, 22294), (284, 18055), (314, 16330), (355, 14444), (460, 11147), (628, 8165), (710, 7222), (785, 6532), (1420, 3611), (1570, 3266), (1633, 3140)]