1235142740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89633}}^1$

素因数の和:89708

約数の個数: 48

約数和(自身を含む): 2846058768

約数和(自身を除く): 1610916028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 89633, 179266, 358532, 448165, 896330, 1165229, 1792660, 2330458, 4660916, 4750549, 5826145, 9501098, 11652290, 19002196, 23304580, 23752745, 47505490, 61757137, 95010980, 123514274, 247028548, 308785685, 617571370, 1235142740]

約数ペア:

[(1, 1235142740), (2, 617571370), (4, 308785685), (5, 247028548), (10, 123514274), (13, 95010980), (20, 61757137), (26, 47505490), (52, 23752745), (53, 23304580), (65, 19002196), (106, 11652290), (130, 9501098), (212, 5826145), (260, 4750549), (265, 4660916), (530, 2330458), (689, 1792660), (1060, 1165229), (1378, 896330), (2756, 448165), (3445, 358532), (6890, 179266), (13780, 89633)]