8288240

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 19390128

約数和(自身を除く): 11101888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 331, 626, 662, 1252, 1324, 1565, 1655, 2504, 2648, 3130, 3310, 5008, 5296, 6260, 6620, 12520, 13240, 25040, 26480, 103603, 207206, 414412, 518015, 828824, 1036030, 1657648, 2072060, 4144120, 8288240]

約数ペア:

[(1, 8288240), (2, 4144120), (4, 2072060), (5, 1657648), (8, 1036030), (10, 828824), (16, 518015), (20, 414412), (40, 207206), (80, 103603), (313, 26480), (331, 25040), (626, 13240), (662, 12520), (1252, 6620), (1324, 6260), (1565, 5296), (1655, 5008), (2504, 3310), (2648, 3130)]