2441890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 4872960

約数和(自身を除く): 2431070

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 281, 395, 562, 790, 869, 1405, 1738, 2810, 3091, 4345, 6182, 8690, 15455, 22199, 30910, 44398, 110995, 221990, 244189, 488378, 1220945, 2441890]

約数ペア:

[(1, 2441890), (2, 1220945), (5, 488378), (10, 244189), (11, 221990), (22, 110995), (55, 44398), (79, 30910), (110, 22199), (158, 15455), (281, 8690), (395, 6182), (562, 4345), (790, 3091), (869, 2810), (1405, 1738)]