223820392760

素因数分解:

$2^3\times 5^1\times {\mathrm{6421}}^1\times {\mathrm{871439}}^1$

素因数の和:877871

約数の個数: 32

約数和(自身を含む): 503674891200

約数和(自身を除く): 279854498440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6421, 12842, 25684, 32105, 51368, 64210, 128420, 256840, 871439, 1742878, 3485756, 4357195, 6971512, 8714390, 17428780, 34857560, 5595509819, 11191019638, 22382039276, 27977549095, 44764078552, 55955098190, 111910196380, 223820392760]

約数ペア:

[(1, 223820392760), (2, 111910196380), (4, 55955098190), (5, 44764078552), (8, 27977549095), (10, 22382039276), (20, 11191019638), (40, 5595509819), (6421, 34857560), (12842, 17428780), (25684, 8714390), (32105, 6971512), (51368, 4357195), (64210, 3485756), (128420, 1742878), (256840, 871439)]