173194420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{25247}}^1$

素因数の和:25277

約数の個数: 48

約数和(自身を含む): 424166400

約数和(自身を除く): 250971980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 25247, 50494, 100988, 126235, 176729, 252470, 353458, 504940, 706916, 883645, 1237103, 1767290, 2474206, 3534580, 4948412, 6185515, 8659721, 12371030, 17319442, 24742060, 34638884, 43298605, 86597210, 173194420]

約数ペア:

[(1, 173194420), (2, 86597210), (4, 43298605), (5, 34638884), (7, 24742060), (10, 17319442), (14, 12371030), (20, 8659721), (28, 6185515), (35, 4948412), (49, 3534580), (70, 2474206), (98, 1767290), (140, 1237103), (196, 883645), (245, 706916), (343, 504940), (490, 353458), (686, 252470), (980, 176729), (1372, 126235), (1715, 100988), (3430, 50494), (6860, 25247)]