28696070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3109}}^1$

素因数の和:3200

約数の個数: 32

約数和(自身を含む): 56427840

約数和(自身を除く): 27731770

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 3109, 4615, 6218, 9230, 15545, 31090, 40417, 80834, 202085, 220739, 404170, 441478, 1103695, 2207390, 2869607, 5739214, 14348035, 28696070]

約数ペア:

[(1, 28696070), (2, 14348035), (5, 5739214), (10, 2869607), (13, 2207390), (26, 1103695), (65, 441478), (71, 404170), (130, 220739), (142, 202085), (355, 80834), (710, 40417), (923, 31090), (1846, 15545), (3109, 9230), (4615, 6218)]