1782340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 4435200

約数和(自身を除く): 2652860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 439, 580, 812, 878, 1015, 1756, 2030, 2195, 3073, 4060, 4390, 6146, 8780, 12292, 12731, 15365, 25462, 30730, 50924, 61460, 63655, 89117, 127310, 178234, 254620, 356468, 445585, 891170, 1782340]

約数ペア:

[(1, 1782340), (2, 891170), (4, 445585), (5, 356468), (7, 254620), (10, 178234), (14, 127310), (20, 89117), (28, 63655), (29, 61460), (35, 50924), (58, 30730), (70, 25462), (116, 15365), (140, 12731), (145, 12292), (203, 8780), (290, 6146), (406, 4390), (439, 4060), (580, 3073), (812, 2195), (878, 2030), (1015, 1756)]