504020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 1209600

約数和(自身を除く): 705580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 79, 110, 116, 145, 158, 220, 290, 316, 319, 395, 580, 638, 790, 869, 1276, 1580, 1595, 1738, 2291, 3190, 3476, 4345, 4582, 6380, 8690, 9164, 11455, 17380, 22910, 25201, 45820, 50402, 100804, 126005, 252010, 504020]

約数ペア:

[(1, 504020), (2, 252010), (4, 126005), (5, 100804), (10, 50402), (11, 45820), (20, 25201), (22, 22910), (29, 17380), (44, 11455), (55, 9164), (58, 8690), (79, 6380), (110, 4582), (116, 4345), (145, 3476), (158, 3190), (220, 2291), (290, 1738), (316, 1595), (319, 1580), (395, 1276), (580, 869), (638, 790)]