120908080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{88903}}^1$

素因数の和:88933

約数の個数: 40

約数和(自身を含む): 297650592

約数和(自身を除く): 176742512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 88903, 177806, 355612, 444515, 711224, 889030, 1422448, 1511351, 1778060, 3022702, 3556120, 6045404, 7112240, 7556755, 12090808, 15113510, 24181616, 30227020, 60454040, 120908080]

約数ペア:

[(1, 120908080), (2, 60454040), (4, 30227020), (5, 24181616), (8, 15113510), (10, 12090808), (16, 7556755), (17, 7112240), (20, 6045404), (34, 3556120), (40, 3022702), (68, 1778060), (80, 1511351), (85, 1422448), (136, 889030), (170, 711224), (272, 444515), (340, 355612), (680, 177806), (1360, 88903)]