40349198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{7639}}^1$

素因数の和:7799

約数の個数: 16

約数和(自身を含む): 64176000

約数和(自身を除く): 23826802

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 7639, 15278, 145141, 290282, 1061821, 2123642, 20174599, 40349198]

約数ペア:

[(1, 40349198), (2, 20174599), (19, 2123642), (38, 1061821), (139, 290282), (278, 145141), (2641, 15278), (5282, 7639)]