2016702740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{71161}}^1$

素因数の和:71292

約数の個数: 48

約数和(自身を含む): 4602758160

約数和(自身を除く): 2586055420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 14170, 28340, 71161, 142322, 284644, 355805, 711610, 925093, 1423220, 1850186, 3700372, 4625465, 7756549, 9250930, 15513098, 18501860, 31026196, 38782745, 77565490, 100835137, 155130980, 201670274, 403340548, 504175685, 1008351370, 2016702740]

約数ペア:

[(1, 2016702740), (2, 1008351370), (4, 504175685), (5, 403340548), (10, 201670274), (13, 155130980), (20, 100835137), (26, 77565490), (52, 38782745), (65, 31026196), (109, 18501860), (130, 15513098), (218, 9250930), (260, 7756549), (436, 4625465), (545, 3700372), (1090, 1850186), (1417, 1423220), (2180, 925093), (2834, 711610), (5668, 355805), (7085, 284644), (14170, 142322), (28340, 71161)]