210850420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25903}}^1$

素因数の和:25960

約数の個数: 48

約数和(自身を含む): 496113408

約数和(自身を除く): 285262988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 25903, 51806, 103612, 129515, 259030, 284933, 518060, 569866, 958411, 1139732, 1424665, 1916822, 2849330, 3833644, 4792055, 5698660, 9584110, 10542521, 19168220, 21085042, 42170084, 52712605, 105425210, 210850420]

約数ペア:

[(1, 210850420), (2, 105425210), (4, 52712605), (5, 42170084), (10, 21085042), (11, 19168220), (20, 10542521), (22, 9584110), (37, 5698660), (44, 4792055), (55, 3833644), (74, 2849330), (110, 1916822), (148, 1424665), (185, 1139732), (220, 958411), (370, 569866), (407, 518060), (740, 284933), (814, 259030), (1628, 129515), (2035, 103612), (4070, 51806), (8140, 25903)]