121897480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179261}}^1$

素因数の和:179289

約数の個数: 32

約数和(自身を含む): 290404440

約数和(自身を除く): 168506960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 179261, 358522, 717044, 896305, 1434088, 1792610, 3047437, 3585220, 6094874, 7170440, 12189748, 15237185, 24379496, 30474370, 60948740, 121897480]

約数ペア:

[(1, 121897480), (2, 60948740), (4, 30474370), (5, 24379496), (8, 15237185), (10, 12189748), (17, 7170440), (20, 6094874), (34, 3585220), (40, 3047437), (68, 1792610), (85, 1434088), (136, 896305), (170, 717044), (340, 358522), (680, 179261)]