22019220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:985

約数の個数: 72

約数和(自身を含む): 67321800

約数和(自身を除く): 45302580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 821, 894, 1341, 1490, 1642, 1788, 2235, 2463, 2682, 2980, 3284, 4105, 4470, 4926, 5364, 6705, 7389, 8210, 8940, 9852, 12315, 13410, 14778, 16420, 24630, 26820, 29556, 36945, 49260, 73890, 122329, 147780, 244658, 366987, 489316, 611645, 733974, 1100961, 1223290, 1467948, 1834935, 2201922, 2446580, 3669870, 4403844, 5504805, 7339740, 11009610, 22019220]

約数ペア:

[(1, 22019220), (2, 11009610), (3, 7339740), (4, 5504805), (5, 4403844), (6, 3669870), (9, 2446580), (10, 2201922), (12, 1834935), (15, 1467948), (18, 1223290), (20, 1100961), (30, 733974), (36, 611645), (45, 489316), (60, 366987), (90, 244658), (149, 147780), (180, 122329), (298, 73890), (447, 49260), (596, 36945), (745, 29556), (821, 26820), (894, 24630), (1341, 16420), (1490, 14778), (1642, 13410), (1788, 12315), (2235, 9852), (2463, 8940), (2682, 8210), (2980, 7389), (3284, 6705), (4105, 5364), (4470, 4926)]