20882550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10709}}^1$

素因数の和:10737

約数の個数: 48

約数和(自身を含む): 55777680

約数和(自身を除く): 34895130

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, 10709, 21418, 32127, 53545, 64254, 107090, 139217, 160635, 267725, 278434, 321270, 417651, 535450, 696085, 803175, 835302, 1392170, 1606350, 2088255, 3480425, 4176510, 6960850, 10441275, 20882550]

約数ペア:

[(1, 20882550), (2, 10441275), (3, 6960850), (5, 4176510), (6, 3480425), (10, 2088255), (13, 1606350), (15, 1392170), (25, 835302), (26, 803175), (30, 696085), (39, 535450), (50, 417651), (65, 321270), (75, 278434), (78, 267725), (130, 160635), (150, 139217), (195, 107090), (325, 64254), (390, 53545), (650, 32127), (975, 21418), (1950, 10709)]