15210280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5209}}^1$

素因数の和:5293

約数の個数: 32

約数和(自身を含む): 34698600

約数和(自身を除く): 19488320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5209, 10418, 20836, 26045, 41672, 52090, 104180, 208360, 380257, 760514, 1521028, 1901285, 3042056, 3802570, 7605140, 15210280]

約数ペア:

[(1, 15210280), (2, 7605140), (4, 3802570), (5, 3042056), (8, 1901285), (10, 1521028), (20, 760514), (40, 380257), (73, 208360), (146, 104180), (292, 52090), (365, 41672), (584, 26045), (730, 20836), (1460, 10418), (2920, 5209)]