201156560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{228587}}^1$

素因数の和:228611

約数の個数: 40

約数和(自身を含む): 510208416

約数和(自身を除く): 309051856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 228587, 457174, 914348, 1142935, 1828696, 2285870, 2514457, 3657392, 4571740, 5028914, 9143480, 10057828, 12572285, 18286960, 20115656, 25144570, 40231312, 50289140, 100578280, 201156560]

約数ペア:

[(1, 201156560), (2, 100578280), (4, 50289140), (5, 40231312), (8, 25144570), (10, 20115656), (11, 18286960), (16, 12572285), (20, 10057828), (22, 9143480), (40, 5028914), (44, 4571740), (55, 3657392), (80, 2514457), (88, 2285870), (110, 1828696), (176, 1142935), (220, 914348), (440, 457174), (880, 228587)]