19035440

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{859}}^1$

素因数の和:1149

約数の個数: 40

約数和(自身を含む): 44468880

約数和(自身を除く): 25433440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 859, 1108, 1385, 1718, 2216, 2770, 3436, 4295, 4432, 5540, 6872, 8590, 11080, 13744, 17180, 22160, 34360, 68720, 237943, 475886, 951772, 1189715, 1903544, 2379430, 3807088, 4758860, 9517720, 19035440]

約数ペア:

[(1, 19035440), (2, 9517720), (4, 4758860), (5, 3807088), (8, 2379430), (10, 1903544), (16, 1189715), (20, 951772), (40, 475886), (80, 237943), (277, 68720), (554, 34360), (859, 22160), (1108, 17180), (1385, 13744), (1718, 11080), (2216, 8590), (2770, 6872), (3436, 5540), (4295, 4432)]