1001580880

素因数分解:

$2^4\times 5^1\times {\mathrm{677}}^1\times {\mathrm{18493}}^1$

素因数の和:19183

約数の個数: 40

約数和(自身を含む): 2332241352

約数和(自身を除く): 1330660472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 677, 1354, 2708, 3385, 5416, 6770, 10832, 13540, 18493, 27080, 36986, 54160, 73972, 92465, 147944, 184930, 295888, 369860, 739720, 1479440, 12519761, 25039522, 50079044, 62598805, 100158088, 125197610, 200316176, 250395220, 500790440, 1001580880]

約数ペア:

[(1, 1001580880), (2, 500790440), (4, 250395220), (5, 200316176), (8, 125197610), (10, 100158088), (16, 62598805), (20, 50079044), (40, 25039522), (80, 12519761), (677, 1479440), (1354, 739720), (2708, 369860), (3385, 295888), (5416, 184930), (6770, 147944), (10832, 92465), (13540, 73972), (18493, 54160), (27080, 36986)]