1416940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 3528000

約数和(自身を除く): 2111060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 349, 406, 580, 698, 812, 1015, 1396, 1745, 2030, 2443, 3490, 4060, 4886, 6980, 9772, 10121, 12215, 20242, 24430, 40484, 48860, 50605, 70847, 101210, 141694, 202420, 283388, 354235, 708470, 1416940]

約数ペア:

[(1, 1416940), (2, 708470), (4, 354235), (5, 283388), (7, 202420), (10, 141694), (14, 101210), (20, 70847), (28, 50605), (29, 48860), (35, 40484), (58, 24430), (70, 20242), (116, 12215), (140, 10121), (145, 9772), (203, 6980), (290, 4886), (349, 4060), (406, 3490), (580, 2443), (698, 2030), (812, 1745), (1015, 1396)]