38921450

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^2\times {\mathrm{421}}^1$

素因数の和:519

約数の個数: 36

約数和(自身を含む): 74292678

約数和(自身を除く): 35371228

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 421, 430, 842, 1075, 1849, 2105, 2150, 3698, 4210, 9245, 10525, 18103, 18490, 21050, 36206, 46225, 90515, 92450, 181030, 452575, 778429, 905150, 1556858, 3892145, 7784290, 19460725, 38921450]

約数ペア:

[(1, 38921450), (2, 19460725), (5, 7784290), (10, 3892145), (25, 1556858), (43, 905150), (50, 778429), (86, 452575), (215, 181030), (421, 92450), (430, 90515), (842, 46225), (1075, 36206), (1849, 21050), (2105, 18490), (2150, 18103), (3698, 10525), (4210, 9245)]