3405640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{12163}}^1$

素因数の和:12181

約数の個数: 32

約数和(自身を含む): 8758080

約数和(自身を除く): 5352440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 12163, 24326, 48652, 60815, 85141, 97304, 121630, 170282, 243260, 340564, 425705, 486520, 681128, 851410, 1702820, 3405640]

約数ペア:

[(1, 3405640), (2, 1702820), (4, 851410), (5, 681128), (7, 486520), (8, 425705), (10, 340564), (14, 243260), (20, 170282), (28, 121630), (35, 97304), (40, 85141), (56, 60815), (70, 48652), (140, 24326), (280, 12163)]