2019987680

素因数分解:

$2^5\times 5^1\times {\mathrm{2267}}^1\times {\mathrm{5569}}^1$

素因数の和:7851

約数の個数: 48

約数和(自身を含む): 4775183280

約数和(自身を除く): 2755195600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2267, 4534, 5569, 9068, 11138, 11335, 18136, 22276, 22670, 27845, 36272, 44552, 45340, 55690, 72544, 89104, 90680, 111380, 178208, 181360, 222760, 362720, 445520, 891040, 12624923, 25249846, 50499692, 63124615, 100999384, 126249230, 201998768, 252498460, 403997536, 504996920, 1009993840, 2019987680]

約数ペア:

[(1, 2019987680), (2, 1009993840), (4, 504996920), (5, 403997536), (8, 252498460), (10, 201998768), (16, 126249230), (20, 100999384), (32, 63124615), (40, 50499692), (80, 25249846), (160, 12624923), (2267, 891040), (4534, 445520), (5569, 362720), (9068, 222760), (11138, 181360), (11335, 178208), (18136, 111380), (22276, 90680), (22670, 89104), (27845, 72544), (36272, 55690), (44552, 45340)]