4961990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 9884160

約数和(自身を除く): 4922170

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 571, 790, 869, 1142, 1738, 2855, 4345, 5710, 6281, 8690, 12562, 31405, 45109, 62810, 90218, 225545, 451090, 496199, 992398, 2480995, 4961990]

約数ペア:

[(1, 4961990), (2, 2480995), (5, 992398), (10, 496199), (11, 451090), (22, 225545), (55, 90218), (79, 62810), (110, 45109), (158, 31405), (395, 12562), (571, 8690), (790, 6281), (869, 5710), (1142, 4345), (1738, 2855)]