38980280

素因数分解:

$2^3\times 5^1\times {\mathrm{974507}}^1$

素因数の和:974518

約数の個数: 16

約数和(自身を含む): 87705720

約数和(自身を除く): 48725440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 974507, 1949014, 3898028, 4872535, 7796056, 9745070, 19490140, 38980280]

約数ペア:

[(1, 38980280), (2, 19490140), (4, 9745070), (5, 7796056), (8, 4872535), (10, 3898028), (20, 1949014), (40, 974507)]