40640940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{25087}}^1$

素因数の和:25108

約数の個数: 60

約数和(自身を含む): 127497216

約数和(自身を除く): 86856276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 25087, 50174, 75261, 100348, 125435, 150522, 225783, 250870, 301044, 376305, 451566, 501740, 677349, 752610, 903132, 1128915, 1354698, 1505220, 2032047, 2257830, 2709396, 3386745, 4064094, 4515660, 6773490, 8128188, 10160235, 13546980, 20320470, 40640940]

約数ペア:

[(1, 40640940), (2, 20320470), (3, 13546980), (4, 10160235), (5, 8128188), (6, 6773490), (9, 4515660), (10, 4064094), (12, 3386745), (15, 2709396), (18, 2257830), (20, 2032047), (27, 1505220), (30, 1354698), (36, 1128915), (45, 903132), (54, 752610), (60, 677349), (81, 501740), (90, 451566), (108, 376305), (135, 301044), (162, 250870), (180, 225783), (270, 150522), (324, 125435), (405, 100348), (540, 75261), (810, 50174), (1620, 25087)]