10819840

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 26490240

約数和(自身を除く): 15670400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 107, 128, 158, 160, 214, 256, 316, 320, 395, 428, 535, 632, 640, 790, 856, 1070, 1264, 1280, 1580, 1712, 2140, 2528, 3160, 3424, 4280, 5056, 6320, 6848, 8453, 8560, 10112, 12640, 13696, 16906, 17120, 20224, 25280, 27392, 33812, 34240, 42265, 50560, 67624, 68480, 84530, 101120, 135248, 136960, 169060, 270496, 338120, 540992, 676240, 1081984, 1352480, 2163968, 2704960, 5409920, 10819840]

約数ペア:

[(1, 10819840), (2, 5409920), (4, 2704960), (5, 2163968), (8, 1352480), (10, 1081984), (16, 676240), (20, 540992), (32, 338120), (40, 270496), (64, 169060), (79, 136960), (80, 135248), (107, 101120), (128, 84530), (158, 68480), (160, 67624), (214, 50560), (256, 42265), (316, 34240), (320, 33812), (395, 27392), (428, 25280), (535, 20224), (632, 17120), (640, 16906), (790, 13696), (856, 12640), (1070, 10112), (1264, 8560), (1280, 8453), (1580, 6848), (1712, 6320), (2140, 5056), (2528, 4280), (3160, 3424)]