2517620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{367}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 6182400

約数和(自身を除く): 3664780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 367, 490, 686, 734, 980, 1372, 1468, 1715, 1835, 2569, 3430, 3670, 5138, 6860, 7340, 10276, 12845, 17983, 25690, 35966, 51380, 71932, 89915, 125881, 179830, 251762, 359660, 503524, 629405, 1258810, 2517620]

約数ペア:

[(1, 2517620), (2, 1258810), (4, 629405), (5, 503524), (7, 359660), (10, 251762), (14, 179830), (20, 125881), (28, 89915), (35, 71932), (49, 51380), (70, 35966), (98, 25690), (140, 17983), (196, 12845), (245, 10276), (343, 7340), (367, 6860), (490, 5138), (686, 3670), (734, 3430), (980, 2569), (1372, 1835), (1468, 1715)]