380020870

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{348643}}^1$

素因数の和:348759

約数の個数: 16

約数和(自身を含む): 690315120

約数和(自身を除く): 310294250

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 348643, 697286, 1743215, 3486430, 38002087, 76004174, 190010435, 380020870]

約数ペア:

[(1, 380020870), (2, 190010435), (5, 76004174), (10, 38002087), (109, 3486430), (218, 1743215), (545, 697286), (1090, 348643)]