18001460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 40113360

約数和(自身を除く): 22111900

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 757, 820, 1189, 1514, 2378, 3028, 3785, 4756, 5945, 7570, 11890, 15140, 21953, 23780, 31037, 43906, 62074, 87812, 109765, 124148, 155185, 219530, 310370, 439060, 620740, 900073, 1800146, 3600292, 4500365, 9000730, 18001460]

約数ペア:

[(1, 18001460), (2, 9000730), (4, 4500365), (5, 3600292), (10, 1800146), (20, 900073), (29, 620740), (41, 439060), (58, 310370), (82, 219530), (116, 155185), (145, 124148), (164, 109765), (205, 87812), (290, 62074), (410, 43906), (580, 31037), (757, 23780), (820, 21953), (1189, 15140), (1514, 11890), (2378, 7570), (3028, 5945), (3785, 4756)]