54677240

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6869}}^1$

素因数の和:7079

約数の個数: 32

約数和(自身を含む): 123660000

約数和(自身を除く): 68982760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 6869, 7960, 13738, 27476, 34345, 54952, 68690, 137380, 274760, 1366931, 2733862, 5467724, 6834655, 10935448, 13669310, 27338620, 54677240]

約数ペア:

[(1, 54677240), (2, 27338620), (4, 13669310), (5, 10935448), (8, 6834655), (10, 5467724), (20, 2733862), (40, 1366931), (199, 274760), (398, 137380), (796, 68690), (995, 54952), (1592, 34345), (1990, 27476), (3980, 13738), (6869, 7960)]