44999980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1499}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 100800000

約数和(自身を除く): 55800020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1499, 1501, 1580, 2998, 3002, 5996, 6004, 7495, 7505, 14990, 15010, 28481, 29980, 30020, 56962, 113924, 118421, 142405, 236842, 284810, 473684, 569620, 592105, 1184210, 2249999, 2368420, 4499998, 8999996, 11249995, 22499990, 44999980]

約数ペア:

[(1, 44999980), (2, 22499990), (4, 11249995), (5, 8999996), (10, 4499998), (19, 2368420), (20, 2249999), (38, 1184210), (76, 592105), (79, 569620), (95, 473684), (158, 284810), (190, 236842), (316, 142405), (380, 118421), (395, 113924), (790, 56962), (1499, 30020), (1501, 29980), (1580, 28481), (2998, 15010), (3002, 14990), (5996, 7505), (6004, 7495)]