15681770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1790

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 15163030

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1699, 1846, 3398, 4615, 8495, 9230, 16990, 22087, 44174, 110435, 120629, 220870, 241258, 603145, 1206290, 1568177, 3136354, 7840885, 15681770]

約数ペア:

[(1, 15681770), (2, 7840885), (5, 3136354), (10, 1568177), (13, 1206290), (26, 603145), (65, 241258), (71, 220870), (130, 120629), (142, 110435), (355, 44174), (710, 22087), (923, 16990), (1699, 9230), (1846, 8495), (3398, 4615)]