199754480

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{11197}}^1$

素因数の和:11433

約数の個数: 40

約数和(自身を含む): 466553472

約数和(自身を除く): 266798992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 8920, 11197, 17840, 22394, 44788, 55985, 89576, 111970, 179152, 223940, 447880, 895760, 2496931, 4993862, 9987724, 12484655, 19975448, 24969310, 39950896, 49938620, 99877240, 199754480]

約数ペア:

[(1, 199754480), (2, 99877240), (4, 49938620), (5, 39950896), (8, 24969310), (10, 19975448), (16, 12484655), (20, 9987724), (40, 4993862), (80, 2496931), (223, 895760), (446, 447880), (892, 223940), (1115, 179152), (1784, 111970), (2230, 89576), (3568, 55985), (4460, 44788), (8920, 22394), (11197, 17840)]