30081620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{241}}^1$

素因数の和:408

約数の個数: 36

約数和(自身を含む): 64246644

約数和(自身を除く): 34165024

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 241, 316, 395, 482, 790, 964, 1205, 1580, 2410, 4820, 6241, 12482, 19039, 24964, 31205, 38078, 62410, 76156, 95195, 124820, 190390, 380780, 1504081, 3008162, 6016324, 7520405, 15040810, 30081620]

約数ペア:

[(1, 30081620), (2, 15040810), (4, 7520405), (5, 6016324), (10, 3008162), (20, 1504081), (79, 380780), (158, 190390), (241, 124820), (316, 95195), (395, 76156), (482, 62410), (790, 38078), (964, 31205), (1205, 24964), (1580, 19039), (2410, 12482), (4820, 6241)]