805740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1033}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 2431968

約数和(自身を除く): 1626228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1033, 2066, 3099, 4132, 5165, 6198, 10330, 12396, 13429, 15495, 20660, 26858, 30990, 40287, 53716, 61980, 67145, 80574, 134290, 161148, 201435, 268580, 402870, 805740]

約数ペア:

[(1, 805740), (2, 402870), (3, 268580), (4, 201435), (5, 161148), (6, 134290), (10, 80574), (12, 67145), (13, 61980), (15, 53716), (20, 40287), (26, 30990), (30, 26858), (39, 20660), (52, 15495), (60, 13429), (65, 12396), (78, 10330), (130, 6198), (156, 5165), (195, 4132), (260, 3099), (390, 2066), (780, 1033)]