12123280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11657}}^1$

素因数の和:11683

約数の個数: 40

約数和(自身を含む): 30357432

約数和(自身を除く): 18234152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 11657, 23314, 46628, 58285, 93256, 116570, 151541, 186512, 233140, 303082, 466280, 606164, 757705, 932560, 1212328, 1515410, 2424656, 3030820, 6061640, 12123280]

約数ペア:

[(1, 12123280), (2, 6061640), (4, 3030820), (5, 2424656), (8, 1515410), (10, 1212328), (13, 932560), (16, 757705), (20, 606164), (26, 466280), (40, 303082), (52, 233140), (65, 186512), (80, 151541), (104, 116570), (130, 93256), (208, 58285), (260, 46628), (520, 23314), (1040, 11657)]