1488432020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{18713}}^1$

素因数の和:18860

約数の個数: 48

約数和(自身を含む): 3235126608

約数和(自身を除く): 1746694588

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 485, 820, 970, 1940, 3977, 7954, 15908, 18713, 19885, 37426, 39770, 74852, 79540, 93565, 187130, 374260, 767233, 1534466, 1815161, 3068932, 3630322, 3836165, 7260644, 7672330, 9075805, 15344660, 18151610, 36303220, 74421601, 148843202, 297686404, 372108005, 744216010, 1488432020]

約数ペア:

[(1, 1488432020), (2, 744216010), (4, 372108005), (5, 297686404), (10, 148843202), (20, 74421601), (41, 36303220), (82, 18151610), (97, 15344660), (164, 9075805), (194, 7672330), (205, 7260644), (388, 3836165), (410, 3630322), (485, 3068932), (820, 1815161), (970, 1534466), (1940, 767233), (3977, 374260), (7954, 187130), (15908, 93565), (18713, 79540), (19885, 74852), (37426, 39770)]