8807320

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{523}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 19901520

約数和(自身を除く): 11094200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 523, 842, 1046, 1684, 2092, 2105, 2615, 3368, 4184, 4210, 5230, 8420, 10460, 16840, 20920, 220183, 440366, 880732, 1100915, 1761464, 2201830, 4403660, 8807320]

約数ペア:

[(1, 8807320), (2, 4403660), (4, 2201830), (5, 1761464), (8, 1100915), (10, 880732), (20, 440366), (40, 220183), (421, 20920), (523, 16840), (842, 10460), (1046, 8420), (1684, 5230), (2092, 4210), (2105, 4184), (2615, 3368)]