30699160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18719}}^1$

素因数の和:18771

約数の個数: 32

約数和(自身を含む): 70761600

約数和(自身を除く): 40062440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 18719, 37438, 74876, 93595, 149752, 187190, 374380, 748760, 767479, 1534958, 3069916, 3837395, 6139832, 7674790, 15349580, 30699160]

約数ペア:

[(1, 30699160), (2, 15349580), (4, 7674790), (5, 6139832), (8, 3837395), (10, 3069916), (20, 1534958), (40, 767479), (41, 748760), (82, 374380), (164, 187190), (205, 149752), (328, 93595), (410, 74876), (820, 37438), (1640, 18719)]