20385630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2729}}^1$

素因数の和:2825

約数の個数: 48

約数和(自身を含む): 53660880

約数和(自身を除く): 33275250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 415, 498, 747, 830, 1245, 1494, 2490, 2729, 3735, 5458, 7470, 8187, 13645, 16374, 24561, 27290, 40935, 49122, 81870, 122805, 226507, 245610, 453014, 679521, 1132535, 1359042, 2038563, 2265070, 3397605, 4077126, 6795210, 10192815, 20385630]

約数ペア:

[(1, 20385630), (2, 10192815), (3, 6795210), (5, 4077126), (6, 3397605), (9, 2265070), (10, 2038563), (15, 1359042), (18, 1132535), (30, 679521), (45, 453014), (83, 245610), (90, 226507), (166, 122805), (249, 81870), (415, 49122), (498, 40935), (747, 27290), (830, 24561), (1245, 16374), (1494, 13645), (2490, 8187), (2729, 7470), (3735, 5458)]