319641290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{450199}}^1$

素因数の和:450277

約数の個数: 16

約数和(自身を含む): 583459200

約数和(自身を除く): 263817910

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 450199, 900398, 2250995, 4501990, 31964129, 63928258, 159820645, 319641290]

約数ペア:

[(1, 319641290), (2, 159820645), (5, 63928258), (10, 31964129), (71, 4501990), (142, 2250995), (355, 900398), (710, 450199)]