1334972020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{17977}}^1$

素因数の和:18112

約数の個数: 48

約数和(自身を含む): 2899491840

約数和(自身を除く): 1564519820

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 940, 1580, 3713, 7426, 14852, 17977, 18565, 35954, 37130, 71908, 74260, 89885, 179770, 359540, 844919, 1420183, 1689838, 2840366, 3379676, 4224595, 5680732, 7100915, 8449190, 14201830, 16898380, 28403660, 66748601, 133497202, 266994404, 333743005, 667486010, 1334972020]

約数ペア:

[(1, 1334972020), (2, 667486010), (4, 333743005), (5, 266994404), (10, 133497202), (20, 66748601), (47, 28403660), (79, 16898380), (94, 14201830), (158, 8449190), (188, 7100915), (235, 5680732), (316, 4224595), (395, 3379676), (470, 2840366), (790, 1689838), (940, 1420183), (1580, 844919), (3713, 359540), (7426, 179770), (14852, 89885), (17977, 74260), (18565, 71908), (35954, 37130)]