1457540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 3628800

約数和(自身を除く): 2171260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 359, 406, 580, 718, 812, 1015, 1436, 1795, 2030, 2513, 3590, 4060, 5026, 7180, 10052, 10411, 12565, 20822, 25130, 41644, 50260, 52055, 72877, 104110, 145754, 208220, 291508, 364385, 728770, 1457540]

約数ペア:

[(1, 1457540), (2, 728770), (4, 364385), (5, 291508), (7, 208220), (10, 145754), (14, 104110), (20, 72877), (28, 52055), (29, 50260), (35, 41644), (58, 25130), (70, 20822), (116, 12565), (140, 10411), (145, 10052), (203, 7180), (290, 5026), (359, 4060), (406, 3590), (580, 2513), (718, 2030), (812, 1795), (1015, 1436)]