1838960

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 40

約数和(自身を含む): 4333056

約数和(自身を除く): 2494096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 181, 254, 362, 508, 635, 724, 905, 1016, 1270, 1448, 1810, 2032, 2540, 2896, 3620, 5080, 7240, 10160, 14480, 22987, 45974, 91948, 114935, 183896, 229870, 367792, 459740, 919480, 1838960]

約数ペア:

[(1, 1838960), (2, 919480), (4, 459740), (5, 367792), (8, 229870), (10, 183896), (16, 114935), (20, 91948), (40, 45974), (80, 22987), (127, 14480), (181, 10160), (254, 7240), (362, 5080), (508, 3620), (635, 2896), (724, 2540), (905, 2032), (1016, 1810), (1270, 1448)]