227290720

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7211}}^1$

素因数の和:7423

約数の個数: 48

約数和(自身を含む): 539774928

約数和(自身を除く): 312484208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 6304, 7211, 7880, 14422, 15760, 28844, 31520, 36055, 57688, 72110, 115376, 144220, 230752, 288440, 576880, 1153760, 1420567, 2841134, 5682268, 7102835, 11364536, 14205670, 22729072, 28411340, 45458144, 56822680, 113645360, 227290720]

約数ペア:

[(1, 227290720), (2, 113645360), (4, 56822680), (5, 45458144), (8, 28411340), (10, 22729072), (16, 14205670), (20, 11364536), (32, 7102835), (40, 5682268), (80, 2841134), (160, 1420567), (197, 1153760), (394, 576880), (788, 288440), (985, 230752), (1576, 144220), (1970, 115376), (3152, 72110), (3940, 57688), (6304, 36055), (7211, 31520), (7880, 28844), (14422, 15760)]