633820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 1507968

約数和(自身を除く): 874148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 67, 86, 110, 134, 172, 215, 220, 268, 335, 430, 473, 670, 737, 860, 946, 1340, 1474, 1892, 2365, 2881, 2948, 3685, 4730, 5762, 7370, 9460, 11524, 14405, 14740, 28810, 31691, 57620, 63382, 126764, 158455, 316910, 633820]

約数ペア:

[(1, 633820), (2, 316910), (4, 158455), (5, 126764), (10, 63382), (11, 57620), (20, 31691), (22, 28810), (43, 14740), (44, 14405), (55, 11524), (67, 9460), (86, 7370), (110, 5762), (134, 4730), (172, 3685), (215, 2948), (220, 2881), (268, 2365), (335, 1892), (430, 1474), (473, 1340), (670, 946), (737, 860)]