39398120

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4339}}^1$

素因数の和:4577

約数の個数: 32

約数和(自身を含む): 89056800

約数和(自身を除く): 49658680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4339, 4540, 8678, 9080, 17356, 21695, 34712, 43390, 86780, 173560, 984953, 1969906, 3939812, 4924765, 7879624, 9849530, 19699060, 39398120]

約数ペア:

[(1, 39398120), (2, 19699060), (4, 9849530), (5, 7879624), (8, 4924765), (10, 3939812), (20, 1969906), (40, 984953), (227, 173560), (454, 86780), (908, 43390), (1135, 34712), (1816, 21695), (2270, 17356), (4339, 9080), (4540, 8678)]