5409920

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 13219200

約数和(自身を除く): 7809280

約数列:

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

約数ペア:

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