7922360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6389}}^1$

素因数の和:6431

約数の個数: 32

約数和(自身を含む): 18403200

約数和(自身を除く): 10480840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6389, 12778, 25556, 31945, 51112, 63890, 127780, 198059, 255560, 396118, 792236, 990295, 1584472, 1980590, 3961180, 7922360]

約数ペア:

[(1, 7922360), (2, 3961180), (4, 1980590), (5, 1584472), (8, 990295), (10, 792236), (20, 396118), (31, 255560), (40, 198059), (62, 127780), (124, 63890), (155, 51112), (248, 31945), (310, 25556), (620, 12778), (1240, 6389)]