20210005800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11227781}}^1$

素因数の和:11227803

約数の個数: 72

約数和(自身を含む): 67871942190

約数和(自身を除く): 47661936390

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11227781, 22455562, 33683343, 44911124, 56138905, 67366686, 89822248, 101050029, 112277810, 134733372, 168416715, 202100058, 224555620, 269466744, 280694525, 336833430, 404200116, 449111240, 505250145, 561389050, 673666860, 808400232, 842083575, 1010500290, 1122778100, 1347333720, 1684167150, 2021000580, 2245556200, 2526250725, 3368334300, 4042001160, 5052501450, 6736668600, 10105002900, 20210005800]

約数ペア:

[(1, 20210005800), (2, 10105002900), (3, 6736668600), (4, 5052501450), (5, 4042001160), (6, 3368334300), (8, 2526250725), (9, 2245556200), (10, 2021000580), (12, 1684167150), (15, 1347333720), (18, 1122778100), (20, 1010500290), (24, 842083575), (25, 808400232), (30, 673666860), (36, 561389050), (40, 505250145), (45, 449111240), (50, 404200116), (60, 336833430), (72, 280694525), (75, 269466744), (90, 224555620), (100, 202100058), (120, 168416715), (150, 134733372), (180, 112277810), (200, 101050029), (225, 89822248), (300, 67366686), (360, 56138905), (450, 44911124), (600, 33683343), (900, 22455562), (1800, 11227781)]