16746880

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 40538880

約数和(自身を除く): 23792000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 191, 274, 320, 382, 548, 640, 685, 764, 955, 1096, 1370, 1528, 1910, 2192, 2740, 3056, 3820, 4384, 5480, 6112, 7640, 8768, 10960, 12224, 15280, 17536, 21920, 24448, 26167, 30560, 43840, 52334, 61120, 87680, 104668, 122240, 130835, 209336, 261670, 418672, 523340, 837344, 1046680, 1674688, 2093360, 3349376, 4186720, 8373440, 16746880]

約数ペア:

[(1, 16746880), (2, 8373440), (4, 4186720), (5, 3349376), (8, 2093360), (10, 1674688), (16, 1046680), (20, 837344), (32, 523340), (40, 418672), (64, 261670), (80, 209336), (128, 130835), (137, 122240), (160, 104668), (191, 87680), (274, 61120), (320, 52334), (382, 43840), (548, 30560), (640, 26167), (685, 24448), (764, 21920), (955, 17536), (1096, 15280), (1370, 12224), (1528, 10960), (1910, 8768), (2192, 7640), (2740, 6112), (3056, 5480), (3820, 4384)]