20268090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{277}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 54443520

約数和(自身を除く): 34175430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 271, 277, 542, 554, 813, 831, 1355, 1385, 1626, 1662, 2439, 2493, 2710, 2770, 4065, 4155, 4878, 4986, 7317, 7479, 8130, 8310, 12195, 12465, 14634, 14958, 24390, 24930, 36585, 37395, 73170, 74790, 75067, 150134, 225201, 375335, 450402, 675603, 750670, 1126005, 1351206, 2026809, 2252010, 3378015, 4053618, 6756030, 10134045, 20268090]

約数ペア:

[(1, 20268090), (2, 10134045), (3, 6756030), (5, 4053618), (6, 3378015), (9, 2252010), (10, 2026809), (15, 1351206), (18, 1126005), (27, 750670), (30, 675603), (45, 450402), (54, 375335), (90, 225201), (135, 150134), (270, 75067), (271, 74790), (277, 73170), (542, 37395), (554, 36585), (813, 24930), (831, 24390), (1355, 14958), (1385, 14634), (1626, 12465), (1662, 12195), (2439, 8310), (2493, 8130), (2710, 7479), (2770, 7317), (4065, 4986), (4155, 4878)]