20610342.000000000

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{219491}}^1$

素因数の和:219509

約数の個数: 48

約数和(自身を含む): 331871904

約数和(自身を除く): 226516224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 219491, 438982, 658473, 877964, 1097455, 1316946, 1755928, 2194910, 2633892, 3292365, 3511856, 4389820, 5267784, 6584730, 7023712, 8779640, 10535568, 13169460, 17559280, 21071136, 26338920, 35118560, 52677840, 105355680]

約数ペア:

[(1, 105355680), (2, 52677840), (3, 35118560), (4, 26338920), (5, 21071136), (6, 17559280), (8, 13169460), (10, 10535568), (12, 8779640), (15, 7023712), (16, 6584730), (20, 5267784), (24, 4389820), (30, 3511856), (32, 3292365), (40, 2633892), (48, 2194910), (60, 1755928), (80, 1316946), (96, 1097455), (120, 877964), (160, 658473), (240, 438982), (480, 219491)]