38856740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{751}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 88435200

約数和(自身を除く): 49578460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 751, 796, 995, 1502, 1990, 2587, 3004, 3755, 3980, 5174, 7510, 9763, 10348, 12935, 15020, 19526, 25870, 39052, 48815, 51740, 97630, 149449, 195260, 298898, 597796, 747245, 1494490, 1942837, 2988980, 3885674, 7771348, 9714185, 19428370, 38856740]

約数ペア:

[(1, 38856740), (2, 19428370), (4, 9714185), (5, 7771348), (10, 3885674), (13, 2988980), (20, 1942837), (26, 1494490), (52, 747245), (65, 597796), (130, 298898), (199, 195260), (260, 149449), (398, 97630), (751, 51740), (796, 48815), (995, 39052), (1502, 25870), (1990, 19526), (2587, 15020), (3004, 12935), (3755, 10348), (3980, 9763), (5174, 7510)]