15267640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20089}}^1$

素因数の和:20119

約数の個数: 32

約数和(自身を含む): 36162000

約数和(自身を除く): 20894360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20089, 40178, 80356, 100445, 160712, 200890, 381691, 401780, 763382, 803560, 1526764, 1908455, 3053528, 3816910, 7633820, 15267640]

約数ペア:

[(1, 15267640), (2, 7633820), (4, 3816910), (5, 3053528), (8, 1908455), (10, 1526764), (19, 803560), (20, 763382), (38, 401780), (40, 381691), (76, 200890), (95, 160712), (152, 100445), (190, 80356), (380, 40178), (760, 20089)]