638525310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{925399}}^1$

素因数の和:925432

約数の個数: 32

約数和(自身を含む): 1599091200

約数和(自身を除く): 960565890

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 925399, 1850798, 2776197, 4626995, 5552394, 9253990, 13880985, 21284177, 27761970, 42568354, 63852531, 106420885, 127705062, 212841770, 319262655, 638525310]

約数ペア:

[(1, 638525310), (2, 319262655), (3, 212841770), (5, 127705062), (6, 106420885), (10, 63852531), (15, 42568354), (23, 27761970), (30, 21284177), (46, 13880985), (69, 9253990), (115, 5552394), (138, 4626995), (230, 2776197), (345, 1850798), (690, 925399)]