206548840

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{22549}}^1$

素因数の和:22789

約数の個数: 32

約数和(自身を含む): 466785000

約数和(自身を除く): 260236160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 22549, 45098, 90196, 112745, 180392, 225490, 450980, 901960, 5163721, 10327442, 20654884, 25818605, 41309768, 51637210, 103274420, 206548840]

約数ペア:

[(1, 206548840), (2, 103274420), (4, 51637210), (5, 41309768), (8, 25818605), (10, 20654884), (20, 10327442), (40, 5163721), (229, 901960), (458, 450980), (916, 225490), (1145, 180392), (1832, 112745), (2290, 90196), (4580, 45098), (9160, 22549)]