102379480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{365641}}^1$

素因数の和:365659

約数の個数: 32

約数和(自身を含む): 263262240

約数和(自身を除く): 160882760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 365641, 731282, 1462564, 1828205, 2559487, 2925128, 3656410, 5118974, 7312820, 10237948, 12797435, 14625640, 20475896, 25594870, 51189740, 102379480]

約数ペア:

[(1, 102379480), (2, 51189740), (4, 25594870), (5, 20475896), (7, 14625640), (8, 12797435), (10, 10237948), (14, 7312820), (20, 5118974), (28, 3656410), (35, 2925128), (40, 2559487), (56, 1828205), (70, 1462564), (140, 731282), (280, 365641)]