1244440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 2857680

約数和(自身を除く): 1613240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 587, 1060, 1174, 2120, 2348, 2935, 4696, 5870, 11740, 23480, 31111, 62222, 124444, 155555, 248888, 311110, 622220, 1244440]

約数ペア:

[(1, 1244440), (2, 622220), (4, 311110), (5, 248888), (8, 155555), (10, 124444), (20, 62222), (40, 31111), (53, 23480), (106, 11740), (212, 5870), (265, 4696), (424, 2935), (530, 2348), (587, 2120), (1060, 1174)]