20286180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37567}}^1$

素因数の和:37585

約数の個数: 48

約数和(自身を含む): 63114240

約数和(自身を除く): 42828060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37567, 75134, 112701, 150268, 187835, 225402, 338103, 375670, 450804, 563505, 676206, 751340, 1014309, 1127010, 1352412, 1690515, 2028618, 2254020, 3381030, 4057236, 5071545, 6762060, 10143090, 20286180]

約数ペア:

[(1, 20286180), (2, 10143090), (3, 6762060), (4, 5071545), (5, 4057236), (6, 3381030), (9, 2254020), (10, 2028618), (12, 1690515), (15, 1352412), (18, 1127010), (20, 1014309), (27, 751340), (30, 676206), (36, 563505), (45, 450804), (54, 375670), (60, 338103), (90, 225402), (108, 187835), (135, 150268), (180, 112701), (270, 75134), (540, 37567)]