268403890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{865819}}^1$

素因数の和:865857

約数の個数: 16

約数和(自身を含む): 498712320

約数和(自身を除く): 230308430

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 865819, 1731638, 4329095, 8658190, 26840389, 53680778, 134201945, 268403890]

約数ペア:

[(1, 268403890), (2, 134201945), (5, 53680778), (10, 26840389), (31, 8658190), (62, 4329095), (155, 1731638), (310, 865819)]