2155113380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{810193}}^1$

素因数の和:810228

約数の個数: 48

約数和(自身を含む): 5444503680

約数和(自身を除く): 3289390300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 810193, 1620386, 3240772, 4050965, 5671351, 8101930, 11342702, 15393667, 16203860, 22685404, 28356755, 30787334, 56713510, 61574668, 76968335, 107755669, 113427020, 153936670, 215511338, 307873340, 431022676, 538778345, 1077556690, 2155113380]

約数ペア:

[(1, 2155113380), (2, 1077556690), (4, 538778345), (5, 431022676), (7, 307873340), (10, 215511338), (14, 153936670), (19, 113427020), (20, 107755669), (28, 76968335), (35, 61574668), (38, 56713510), (70, 30787334), (76, 28356755), (95, 22685404), (133, 16203860), (140, 15393667), (190, 11342702), (266, 8101930), (380, 5671351), (532, 4050965), (665, 3240772), (1330, 1620386), (2660, 810193)]