1555142980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{10433}}^1$

素因数の和:10728

約数の個数: 48

約数和(自身を含む): 3391884720

約数和(自身を除く): 1836741740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 257, 290, 514, 580, 1028, 1285, 2570, 5140, 7453, 10433, 14906, 20866, 29812, 37265, 41732, 52165, 74530, 104330, 149060, 208660, 302557, 605114, 1210228, 1512785, 2681281, 3025570, 5362562, 6051140, 10725124, 13406405, 26812810, 53625620, 77757149, 155514298, 311028596, 388785745, 777571490, 1555142980]

約数ペア:

[(1, 1555142980), (2, 777571490), (4, 388785745), (5, 311028596), (10, 155514298), (20, 77757149), (29, 53625620), (58, 26812810), (116, 13406405), (145, 10725124), (257, 6051140), (290, 5362562), (514, 3025570), (580, 2681281), (1028, 1512785), (1285, 1210228), (2570, 605114), (5140, 302557), (7453, 208660), (10433, 149060), (14906, 104330), (20866, 74530), (29812, 52165), (37265, 41732)]