68701720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90397}}^1$

素因数の和:90427

約数の個数: 32

約数和(自身を含む): 162716400

約数和(自身を除く): 94014680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 90397, 180794, 361588, 451985, 723176, 903970, 1717543, 1807940, 3435086, 3615880, 6870172, 8587715, 13740344, 17175430, 34350860, 68701720]

約数ペア:

[(1, 68701720), (2, 34350860), (4, 17175430), (5, 13740344), (8, 8587715), (10, 6870172), (19, 3615880), (20, 3435086), (38, 1807940), (40, 1717543), (76, 903970), (95, 723176), (152, 451985), (190, 361588), (380, 180794), (760, 90397)]