5291420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 11975040

約数和(自身を除く): 6683620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 197, 316, 340, 394, 395, 788, 790, 985, 1343, 1580, 1970, 2686, 3349, 3940, 5372, 6698, 6715, 13396, 13430, 15563, 16745, 26860, 31126, 33490, 62252, 66980, 77815, 155630, 264571, 311260, 529142, 1058284, 1322855, 2645710, 5291420]

約数ペア:

[(1, 5291420), (2, 2645710), (4, 1322855), (5, 1058284), (10, 529142), (17, 311260), (20, 264571), (34, 155630), (68, 77815), (79, 66980), (85, 62252), (158, 33490), (170, 31126), (197, 26860), (316, 16745), (340, 15563), (394, 13430), (395, 13396), (788, 6715), (790, 6698), (985, 5372), (1343, 3940), (1580, 3349), (1970, 2686)]