28352380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{4133}}^1$

素因数の和:4163

約数の個数: 48

約数和(自身を含む): 69451200

約数和(自身を除く): 41098820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 4133, 6860, 8266, 16532, 20665, 28931, 41330, 57862, 82660, 115724, 144655, 202517, 289310, 405034, 578620, 810068, 1012585, 1417619, 2025170, 2835238, 4050340, 5670476, 7088095, 14176190, 28352380]

約数ペア:

[(1, 28352380), (2, 14176190), (4, 7088095), (5, 5670476), (7, 4050340), (10, 2835238), (14, 2025170), (20, 1417619), (28, 1012585), (35, 810068), (49, 578620), (70, 405034), (98, 289310), (140, 202517), (196, 144655), (245, 115724), (343, 82660), (490, 57862), (686, 41330), (980, 28931), (1372, 20665), (1715, 16532), (3430, 8266), (4133, 6860)]