18853920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13093}}^1$

素因数の和:13114

約数の個数: 72

約数和(自身を含む): 64343916

約数和(自身を除く): 45489996

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13093, 26186, 39279, 52372, 65465, 78558, 104744, 117837, 130930, 157116, 196395, 209488, 235674, 261860, 314232, 392790, 418976, 471348, 523720, 589185, 628464, 785580, 942696, 1047440, 1178370, 1256928, 1571160, 1885392, 2094880, 2356740, 3142320, 3770784, 4713480, 6284640, 9426960, 18853920]

約数ペア:

[(1, 18853920), (2, 9426960), (3, 6284640), (4, 4713480), (5, 3770784), (6, 3142320), (8, 2356740), (9, 2094880), (10, 1885392), (12, 1571160), (15, 1256928), (16, 1178370), (18, 1047440), (20, 942696), (24, 785580), (30, 628464), (32, 589185), (36, 523720), (40, 471348), (45, 418976), (48, 392790), (60, 314232), (72, 261860), (80, 235674), (90, 209488), (96, 196395), (120, 157116), (144, 130930), (160, 117837), (180, 104744), (240, 78558), (288, 65465), (360, 52372), (480, 39279), (720, 26186), (1440, 13093)]