43920020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2819}}^1$

素因数の和:2888

約数の個数: 48

約数和(自身を含む): 99489600

約数和(自身を除く): 55569580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 2819, 3116, 3895, 5638, 7790, 11276, 14095, 15580, 28190, 53561, 56380, 107122, 115579, 214244, 231158, 267805, 462316, 535610, 577895, 1071220, 1155790, 2196001, 2311580, 4392002, 8784004, 10980005, 21960010, 43920020]

約数ペア:

[(1, 43920020), (2, 21960010), (4, 10980005), (5, 8784004), (10, 4392002), (19, 2311580), (20, 2196001), (38, 1155790), (41, 1071220), (76, 577895), (82, 535610), (95, 462316), (164, 267805), (190, 231158), (205, 214244), (380, 115579), (410, 107122), (779, 56380), (820, 53561), (1558, 28190), (2819, 15580), (3116, 14095), (3895, 11276), (5638, 7790)]