20305656

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40289}}^1$

素因数の和:40308

約数の個数: 48

約数和(自身を含む): 62852400

約数和(自身を除く): 42546744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40289, 80578, 120867, 161156, 241734, 282023, 322312, 362601, 483468, 564046, 725202, 846069, 966936, 1128092, 1450404, 1692138, 2256184, 2538207, 2900808, 3384276, 5076414, 6768552, 10152828, 20305656]

約数ペア:

[(1, 20305656), (2, 10152828), (3, 6768552), (4, 5076414), (6, 3384276), (7, 2900808), (8, 2538207), (9, 2256184), (12, 1692138), (14, 1450404), (18, 1128092), (21, 966936), (24, 846069), (28, 725202), (36, 564046), (42, 483468), (56, 362601), (63, 322312), (72, 282023), (84, 241734), (126, 161156), (168, 120867), (252, 80578), (504, 40289)]