28534960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18773}}^1$

素因数の和:18805

約数の個数: 40

約数和(自身を含む): 69839280

約数和(自身を除く): 41304320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 18773, 37546, 75092, 93865, 150184, 187730, 300368, 356687, 375460, 713374, 750920, 1426748, 1501840, 1783435, 2853496, 3566870, 5706992, 7133740, 14267480, 28534960]

約数ペア:

[(1, 28534960), (2, 14267480), (4, 7133740), (5, 5706992), (8, 3566870), (10, 2853496), (16, 1783435), (19, 1501840), (20, 1426748), (38, 750920), (40, 713374), (76, 375460), (80, 356687), (95, 300368), (152, 187730), (190, 150184), (304, 93865), (380, 75092), (760, 37546), (1520, 18773)]