39022840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 90979200

約数和(自身を除く): 51956360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 79, 106, 158, 212, 233, 265, 316, 395, 424, 466, 530, 632, 790, 932, 1060, 1165, 1580, 1864, 2120, 2330, 3160, 4187, 4660, 8374, 9320, 12349, 16748, 18407, 20935, 24698, 33496, 36814, 41870, 49396, 61745, 73628, 83740, 92035, 98792, 123490, 147256, 167480, 184070, 246980, 368140, 493960, 736280, 975571, 1951142, 3902284, 4877855, 7804568, 9755710, 19511420, 39022840]

約数ペア:

[(1, 39022840), (2, 19511420), (4, 9755710), (5, 7804568), (8, 4877855), (10, 3902284), (20, 1951142), (40, 975571), (53, 736280), (79, 493960), (106, 368140), (158, 246980), (212, 184070), (233, 167480), (265, 147256), (316, 123490), (395, 98792), (424, 92035), (466, 83740), (530, 73628), (632, 61745), (790, 49396), (932, 41870), (1060, 36814), (1165, 33496), (1580, 24698), (1864, 20935), (2120, 18407), (2330, 16748), (3160, 12349), (4187, 9320), (4660, 8374)]