28725160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31223}}^1$

素因数の和:31257

約数の個数: 32

約数和(自身を含む): 67443840

約数和(自身を除く): 38718680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 31223, 62446, 124892, 156115, 249784, 312230, 624460, 718129, 1248920, 1436258, 2872516, 3590645, 5745032, 7181290, 14362580, 28725160]

約数ペア:

[(1, 28725160), (2, 14362580), (4, 7181290), (5, 5745032), (8, 3590645), (10, 2872516), (20, 1436258), (23, 1248920), (40, 718129), (46, 624460), (92, 312230), (115, 249784), (184, 156115), (230, 124892), (460, 62446), (920, 31223)]