201897140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2411}}^1$

素因数の和:2552

約数の個数: 48

約数和(自身を含む): 437633280

約数和(自身を除く): 235736140

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 790, 1060, 1580, 2411, 4187, 4822, 8374, 9644, 12055, 16748, 20935, 24110, 41870, 48220, 83740, 127783, 190469, 255566, 380938, 511132, 638915, 761876, 952345, 1277830, 1904690, 2555660, 3809380, 10094857, 20189714, 40379428, 50474285, 100948570, 201897140]

約数ペア:

[(1, 201897140), (2, 100948570), (4, 50474285), (5, 40379428), (10, 20189714), (20, 10094857), (53, 3809380), (79, 2555660), (106, 1904690), (158, 1277830), (212, 952345), (265, 761876), (316, 638915), (395, 511132), (530, 380938), (790, 255566), (1060, 190469), (1580, 127783), (2411, 83740), (4187, 48220), (4822, 41870), (8374, 24110), (9644, 20935), (12055, 16748)]