4036764520

素因数分解:

$2^3\times 5^1\times {\mathrm{1873}}^1\times {\mathrm{53881}}^1$

素因数の和:55765

約数の個数: 32

約数和(自身を含む): 9087738120

約数和(自身を除く): 5050973600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1873, 3746, 7492, 9365, 14984, 18730, 37460, 53881, 74920, 107762, 215524, 269405, 431048, 538810, 1077620, 2155240, 100919113, 201838226, 403676452, 504595565, 807352904, 1009191130, 2018382260, 4036764520]

約数ペア:

[(1, 4036764520), (2, 2018382260), (4, 1009191130), (5, 807352904), (8, 504595565), (10, 403676452), (20, 201838226), (40, 100919113), (1873, 2155240), (3746, 1077620), (7492, 538810), (9365, 431048), (14984, 269405), (18730, 215524), (37460, 107762), (53881, 74920)]