15428750

素因数分解:

$2^1\times 5^4\times {\mathrm{12343}}^1$

素因数の和:12365

約数の個数: 20

約数和(自身を含む): 28921992

約数和(自身を除く): 13493242

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 12343, 24686, 61715, 123430, 308575, 617150, 1542875, 3085750, 7714375, 15428750]

約数ペア:

[(1, 15428750), (2, 7714375), (5, 3085750), (10, 1542875), (25, 617150), (50, 308575), (125, 123430), (250, 61715), (625, 24686), (1250, 12343)]