28725830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10009}}^1$

素因数の和:10064

約数の個数: 32

約数和(自身を含む): 60540480

約数和(自身を除く): 31814650

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 10009, 20018, 50045, 70063, 100090, 140126, 350315, 410369, 700630, 820738, 2051845, 2872583, 4103690, 5745166, 14362915, 28725830]

約数ペア:

[(1, 28725830), (2, 14362915), (5, 5745166), (7, 4103690), (10, 2872583), (14, 2051845), (35, 820738), (41, 700630), (70, 410369), (82, 350315), (205, 140126), (287, 100090), (410, 70063), (574, 50045), (1435, 20018), (2870, 10009)]