16246480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6551}}^1$

素因数の和:6595

約数の個数: 40

約数和(自身を含む): 38997504

約数和(自身を除く): 22751024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6551, 13102, 26204, 32755, 52408, 65510, 104816, 131020, 203081, 262040, 406162, 524080, 812324, 1015405, 1624648, 2030810, 3249296, 4061620, 8123240, 16246480]

約数ペア:

[(1, 16246480), (2, 8123240), (4, 4061620), (5, 3249296), (8, 2030810), (10, 1624648), (16, 1015405), (20, 812324), (31, 524080), (40, 406162), (62, 262040), (80, 203081), (124, 131020), (155, 104816), (248, 65510), (310, 52408), (496, 32755), (620, 26204), (1240, 13102), (2480, 6551)]