219639440

素因数分解:

$2^4\times 5^1\times {\mathrm{467}}^1\times {\mathrm{5879}}^1$

素因数の和:6359

約数の個数: 40

約数和(自身を含む): 511842240

約数和(自身を除く): 292202800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 467, 934, 1868, 2335, 3736, 4670, 5879, 7472, 9340, 11758, 18680, 23516, 29395, 37360, 47032, 58790, 94064, 117580, 235160, 470320, 2745493, 5490986, 10981972, 13727465, 21963944, 27454930, 43927888, 54909860, 109819720, 219639440]

約数ペア:

[(1, 219639440), (2, 109819720), (4, 54909860), (5, 43927888), (8, 27454930), (10, 21963944), (16, 13727465), (20, 10981972), (40, 5490986), (80, 2745493), (467, 470320), (934, 235160), (1868, 117580), (2335, 94064), (3736, 58790), (4670, 47032), (5879, 37360), (7472, 29395), (9340, 23516), (11758, 18680)]