2068920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{821}}^1$

素因数の和:845

約数の個数: 96

約数和(自身を含む): 7693920

約数和(自身を除く): 5625000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 821, 840, 1260, 1642, 2463, 2520, 3284, 4105, 4926, 5747, 6568, 7389, 8210, 9852, 11494, 12315, 14778, 16420, 17241, 19704, 22988, 24630, 28735, 29556, 32840, 34482, 36945, 45976, 49260, 51723, 57470, 59112, 68964, 73890, 86205, 98520, 103446, 114940, 137928, 147780, 172410, 206892, 229880, 258615, 295560, 344820, 413784, 517230, 689640, 1034460, 2068920]

約数ペア:

[(1, 2068920), (2, 1034460), (3, 689640), (4, 517230), (5, 413784), (6, 344820), (7, 295560), (8, 258615), (9, 229880), (10, 206892), (12, 172410), (14, 147780), (15, 137928), (18, 114940), (20, 103446), (21, 98520), (24, 86205), (28, 73890), (30, 68964), (35, 59112), (36, 57470), (40, 51723), (42, 49260), (45, 45976), (56, 36945), (60, 34482), (63, 32840), (70, 29556), (72, 28735), (84, 24630), (90, 22988), (105, 19704), (120, 17241), (126, 16420), (140, 14778), (168, 12315), (180, 11494), (210, 9852), (252, 8210), (280, 7389), (315, 6568), (360, 5747), (420, 4926), (504, 4105), (630, 3284), (821, 2520), (840, 2463), (1260, 1642)]