2005494790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{195277}}^1$

素因数の和:195376

約数の個数: 32

約数和(自身を含む): 3936804480

約数和(自身を除く): 1931309690

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 10270, 195277, 390554, 976385, 1952770, 2538601, 5077202, 12693005, 15426883, 25386010, 30853766, 77134415, 154268830, 200549479, 401098958, 1002747395, 2005494790]

約数ペア:

[(1, 2005494790), (2, 1002747395), (5, 401098958), (10, 200549479), (13, 154268830), (26, 77134415), (65, 30853766), (79, 25386010), (130, 15426883), (158, 12693005), (395, 5077202), (790, 2538601), (1027, 1952770), (2054, 976385), (5135, 390554), (10270, 195277)]