8672480

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 20820240

約数和(自身を除く): 12147760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 809, 1072, 1340, 1618, 2144, 2680, 3236, 4045, 5360, 6472, 8090, 10720, 12944, 16180, 25888, 32360, 54203, 64720, 108406, 129440, 216812, 271015, 433624, 542030, 867248, 1084060, 1734496, 2168120, 4336240, 8672480]

約数ペア:

[(1, 8672480), (2, 4336240), (4, 2168120), (5, 1734496), (8, 1084060), (10, 867248), (16, 542030), (20, 433624), (32, 271015), (40, 216812), (67, 129440), (80, 108406), (134, 64720), (160, 54203), (268, 32360), (335, 25888), (536, 16180), (670, 12944), (809, 10720), (1072, 8090), (1340, 6472), (1618, 5360), (2144, 4045), (2680, 3236)]