28356040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15083}}^1$

素因数の和:15141

約数の個数: 32

約数和(自身を含む): 65162880

約数和(自身を除く): 36806840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 15083, 30166, 60332, 75415, 120664, 150830, 301660, 603320, 708901, 1417802, 2835604, 3544505, 5671208, 7089010, 14178020, 28356040]

約数ペア:

[(1, 28356040), (2, 14178020), (4, 7089010), (5, 5671208), (8, 3544505), (10, 2835604), (20, 1417802), (40, 708901), (47, 603320), (94, 301660), (188, 150830), (235, 120664), (376, 75415), (470, 60332), (940, 30166), (1880, 15083)]