1330990540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{21841}}^1$

素因数の和:22138

約数の個数: 48

約数和(自身を含む): 3060326304

約数和(自身を除く): 1729335764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 554, 1108, 1385, 2770, 3047, 5540, 6094, 12188, 15235, 21841, 30470, 43682, 60940, 87364, 109205, 218410, 240251, 436820, 480502, 961004, 1201255, 2402510, 4805020, 6049957, 12099914, 24199828, 30249785, 60499570, 66549527, 120999140, 133099054, 266198108, 332747635, 665495270, 1330990540]

約数ペア:

[(1, 1330990540), (2, 665495270), (4, 332747635), (5, 266198108), (10, 133099054), (11, 120999140), (20, 66549527), (22, 60499570), (44, 30249785), (55, 24199828), (110, 12099914), (220, 6049957), (277, 4805020), (554, 2402510), (1108, 1201255), (1385, 961004), (2770, 480502), (3047, 436820), (5540, 240251), (6094, 218410), (12188, 109205), (15235, 87364), (21841, 60940), (30470, 43682)]