20110731810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{972943}}^1$

素因数の和:973019

約数の個数: 64

約数和(自身を含む): 52959287808

約数和(自身を除く): 32848555998

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 689, 795, 1378, 1590, 2067, 3445, 4134, 6890, 10335, 20670, 972943, 1945886, 2918829, 4864715, 5837658, 9729430, 12648259, 14594145, 25296518, 29188290, 37944777, 51565979, 63241295, 75889554, 103131958, 126482590, 154697937, 189723885, 257829895, 309395874, 379447770, 515659790, 670357727, 773489685, 1340715454, 1546979370, 2011073181, 3351788635, 4022146362, 6703577270, 10055365905, 20110731810]

約数ペア:

[(1, 20110731810), (2, 10055365905), (3, 6703577270), (5, 4022146362), (6, 3351788635), (10, 2011073181), (13, 1546979370), (15, 1340715454), (26, 773489685), (30, 670357727), (39, 515659790), (53, 379447770), (65, 309395874), (78, 257829895), (106, 189723885), (130, 154697937), (159, 126482590), (195, 103131958), (265, 75889554), (318, 63241295), (390, 51565979), (530, 37944777), (689, 29188290), (795, 25296518), (1378, 14594145), (1590, 12648259), (2067, 9729430), (3445, 5837658), (4134, 4864715), (6890, 2918829), (10335, 1945886), (20670, 972943)]