199217830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{241}}^2$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 419925600

約数和(自身を除く): 220707770

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 241, 245, 343, 482, 490, 686, 1205, 1687, 1715, 2410, 3374, 3430, 8435, 11809, 16870, 23618, 58081, 59045, 82663, 116162, 118090, 165326, 290405, 406567, 413315, 580810, 813134, 826630, 2032835, 2845969, 4065670, 5691938, 14229845, 19921783, 28459690, 39843566, 99608915, 199217830]

約数ペア:

[(1, 199217830), (2, 99608915), (5, 39843566), (7, 28459690), (10, 19921783), (14, 14229845), (35, 5691938), (49, 4065670), (70, 2845969), (98, 2032835), (241, 826630), (245, 813134), (343, 580810), (482, 413315), (490, 406567), (686, 290405), (1205, 165326), (1687, 118090), (1715, 116162), (2410, 82663), (3374, 59045), (3430, 58081), (8435, 23618), (11809, 16870)]