207788660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4591}}^1$

素因数の和:4704

約数の個数: 48

約数和(自身を含む): 456701952

約数和(自身を除く): 248913292

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 2263, 4526, 4591, 9052, 9182, 11315, 18364, 22630, 22955, 45260, 45910, 91820, 142321, 284642, 335143, 569284, 670286, 711605, 1340572, 1423210, 1675715, 2846420, 3351430, 6702860, 10389433, 20778866, 41557732, 51947165, 103894330, 207788660]

約数ペア:

[(1, 207788660), (2, 103894330), (4, 51947165), (5, 41557732), (10, 20778866), (20, 10389433), (31, 6702860), (62, 3351430), (73, 2846420), (124, 1675715), (146, 1423210), (155, 1340572), (292, 711605), (310, 670286), (365, 569284), (620, 335143), (730, 284642), (1460, 142321), (2263, 91820), (4526, 45910), (4591, 45260), (9052, 22955), (9182, 22630), (11315, 18364)]