201273680

素因数分解:

$2^4\times 5^1\times {\mathrm{2515921}}^1$

素因数の和:2515934

約数の個数: 20

約数和(自身を含む): 467961492

約数和(自身を除く): 266687812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2515921, 5031842, 10063684, 12579605, 20127368, 25159210, 40254736, 50318420, 100636840, 201273680]

約数ペア:

[(1, 201273680), (2, 100636840), (4, 50318420), (5, 40254736), (8, 25159210), (10, 20127368), (16, 12579605), (20, 10063684), (40, 5031842), (80, 2515921)]