713955020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{2719}}^1$

素因数の和:3438

約数の個数: 48

約数和(自身を含む): 1581081600

約数和(自身を除く): 867126580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 691, 1382, 2719, 2764, 3455, 5438, 6910, 10876, 13129, 13595, 13820, 26258, 27190, 51661, 52516, 54380, 65645, 103322, 131290, 206644, 258305, 262580, 516610, 1033220, 1878829, 3757658, 7515316, 9394145, 18788290, 35697751, 37576580, 71395502, 142791004, 178488755, 356977510, 713955020]

約数ペア:

[(1, 713955020), (2, 356977510), (4, 178488755), (5, 142791004), (10, 71395502), (19, 37576580), (20, 35697751), (38, 18788290), (76, 9394145), (95, 7515316), (190, 3757658), (380, 1878829), (691, 1033220), (1382, 516610), (2719, 262580), (2764, 258305), (3455, 206644), (5438, 131290), (6910, 103322), (10876, 65645), (13129, 54380), (13595, 52516), (13820, 51661), (26258, 27190)]