9978560

素因数分解:

$2^6\times 5^1\times {\mathrm{31183}}^1$

素因数の和:31200

約数の個数: 28

約数和(自身を含む): 23762208

約数和(自身を除く): 13783648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 31183, 62366, 124732, 155915, 249464, 311830, 498928, 623660, 997856, 1247320, 1995712, 2494640, 4989280, 9978560]

約数ペア:

[(1, 9978560), (2, 4989280), (4, 2494640), (5, 1995712), (8, 1247320), (10, 997856), (16, 623660), (20, 498928), (32, 311830), (40, 249464), (64, 155915), (80, 124732), (160, 62366), (320, 31183)]