201821690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{1847}}^1$

素因数の和:2091

約数の個数: 48

約数和(自身を含む): 424714752

約数和(自身を除く): 222893062

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 223, 245, 446, 490, 1115, 1561, 1847, 2230, 3122, 3694, 7805, 9235, 10927, 12929, 15610, 18470, 21854, 25858, 54635, 64645, 90503, 109270, 129290, 181006, 411881, 452515, 823762, 905030, 2059405, 2883167, 4118810, 5766334, 14415835, 20182169, 28831670, 40364338, 100910845, 201821690]

約数ペア:

[(1, 201821690), (2, 100910845), (5, 40364338), (7, 28831670), (10, 20182169), (14, 14415835), (35, 5766334), (49, 4118810), (70, 2883167), (98, 2059405), (223, 905030), (245, 823762), (446, 452515), (490, 411881), (1115, 181006), (1561, 129290), (1847, 109270), (2230, 90503), (3122, 64645), (3694, 54635), (7805, 25858), (9235, 21854), (10927, 18470), (12929, 15610)]