28784960

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3911}}^1$

素因数の和:3951

約数の個数: 56

約数和(自身を含む): 71542656

約数和(自身を除く): 42757696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 3911, 7360, 7822, 15644, 19555, 31288, 39110, 62576, 78220, 89953, 125152, 156440, 179906, 250304, 312880, 359812, 449765, 625760, 719624, 899530, 1251520, 1439248, 1799060, 2878496, 3598120, 5756992, 7196240, 14392480, 28784960]

約数ペア:

[(1, 28784960), (2, 14392480), (4, 7196240), (5, 5756992), (8, 3598120), (10, 2878496), (16, 1799060), (20, 1439248), (23, 1251520), (32, 899530), (40, 719624), (46, 625760), (64, 449765), (80, 359812), (92, 312880), (115, 250304), (160, 179906), (184, 156440), (230, 125152), (320, 89953), (368, 78220), (460, 62576), (736, 39110), (920, 31288), (1472, 19555), (1840, 15644), (3680, 7822), (3911, 7360)]