2913320

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 6608520

約数和(自身を除く): 3695200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 421, 692, 842, 865, 1384, 1684, 1730, 2105, 3368, 3460, 4210, 6920, 8420, 16840, 72833, 145666, 291332, 364165, 582664, 728330, 1456660, 2913320]

約数ペア:

[(1, 2913320), (2, 1456660), (4, 728330), (5, 582664), (8, 364165), (10, 291332), (20, 145666), (40, 72833), (173, 16840), (346, 8420), (421, 6920), (692, 4210), (842, 3460), (865, 3368), (1384, 2105), (1684, 1730)]