84730520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{302609}}^1$

素因数の和:302627

約数の個数: 32

約数和(自身を含む): 217879200

約数和(自身を除く): 133148680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 302609, 605218, 1210436, 1513045, 2118263, 2420872, 3026090, 4236526, 6052180, 8473052, 10591315, 12104360, 16946104, 21182630, 42365260, 84730520]

約数ペア:

[(1, 84730520), (2, 42365260), (4, 21182630), (5, 16946104), (7, 12104360), (8, 10591315), (10, 8473052), (14, 6052180), (20, 4236526), (28, 3026090), (35, 2420872), (40, 2118263), (56, 1513045), (70, 1210436), (140, 605218), (280, 302609)]