8082620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4441}}^1$

素因数の和:4470

約数の個数: 48

約数和(自身を含む): 20895168

約数和(自身を除く): 12812548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4441, 8882, 17764, 22205, 31087, 44410, 57733, 62174, 88820, 115466, 124348, 155435, 230932, 288665, 310870, 404131, 577330, 621740, 808262, 1154660, 1616524, 2020655, 4041310, 8082620]

約数ペア:

[(1, 8082620), (2, 4041310), (4, 2020655), (5, 1616524), (7, 1154660), (10, 808262), (13, 621740), (14, 577330), (20, 404131), (26, 310870), (28, 288665), (35, 230932), (52, 155435), (65, 124348), (70, 115466), (91, 88820), (130, 62174), (140, 57733), (182, 44410), (260, 31087), (364, 22205), (455, 17764), (910, 8882), (1820, 4441)]