12722720

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 30336768

約数和(自身を除く): 17614048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 607, 655, 1048, 1214, 1310, 2096, 2428, 2620, 3035, 4192, 4856, 5240, 6070, 9712, 10480, 12140, 19424, 20960, 24280, 48560, 79517, 97120, 159034, 318068, 397585, 636136, 795170, 1272272, 1590340, 2544544, 3180680, 6361360, 12722720]

約数ペア:

[(1, 12722720), (2, 6361360), (4, 3180680), (5, 2544544), (8, 1590340), (10, 1272272), (16, 795170), (20, 636136), (32, 397585), (40, 318068), (80, 159034), (131, 97120), (160, 79517), (262, 48560), (524, 24280), (607, 20960), (655, 19424), (1048, 12140), (1214, 10480), (1310, 9712), (2096, 6070), (2428, 5240), (2620, 4856), (3035, 4192)]