5340020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{5449}}^1$

素因数の和:5472

約数の個数: 36

約数和(自身を含む): 13047300

約数和(自身を除く): 7707280

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 5449, 10898, 21796, 27245, 38143, 54490, 76286, 108980, 152572, 190715, 267001, 381430, 534002, 762860, 1068004, 1335005, 2670010, 5340020]

約数ペア:

[(1, 5340020), (2, 2670010), (4, 1335005), (5, 1068004), (7, 762860), (10, 534002), (14, 381430), (20, 267001), (28, 190715), (35, 152572), (49, 108980), (70, 76286), (98, 54490), (140, 38143), (196, 27245), (245, 21796), (490, 10898), (980, 5449)]