20090850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10303}}^1$

素因数の和:10331

約数の個数: 48

約数和(自身を含む): 53663232

約数和(自身を除く): 33572382

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10303, 20606, 30909, 51515, 61818, 103030, 133939, 154545, 257575, 267878, 309090, 401817, 515150, 669695, 772725, 803634, 1339390, 1545450, 2009085, 3348475, 4018170, 6696950, 10045425, 20090850]

約数ペア:

[(1, 20090850), (2, 10045425), (3, 6696950), (5, 4018170), (6, 3348475), (10, 2009085), (13, 1545450), (15, 1339390), (25, 803634), (26, 772725), (30, 669695), (39, 515150), (50, 401817), (65, 309090), (75, 267878), (78, 257575), (130, 154545), (150, 133939), (195, 103030), (325, 61818), (390, 51515), (650, 30909), (975, 20606), (1950, 10303)]