20664630

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32801}}^1$

素因数の和:32821

約数の個数: 48

約数和(自身を含む): 61405344

約数和(自身を除く): 40740714

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32801, 65602, 98403, 164005, 196806, 229607, 295209, 328010, 459214, 492015, 590418, 688821, 984030, 1148035, 1377642, 1476045, 2066463, 2296070, 2952090, 3444105, 4132926, 6888210, 10332315, 20664630]

約数ペア:

[(1, 20664630), (2, 10332315), (3, 6888210), (5, 4132926), (6, 3444105), (7, 2952090), (9, 2296070), (10, 2066463), (14, 1476045), (15, 1377642), (18, 1148035), (21, 984030), (30, 688821), (35, 590418), (42, 492015), (45, 459214), (63, 328010), (70, 295209), (90, 229607), (105, 196806), (126, 164005), (210, 98403), (315, 65602), (630, 32801)]