16511240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 39346560

約数和(自身を除く): 22835320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 137, 184, 230, 262, 274, 460, 524, 548, 655, 685, 920, 1048, 1096, 1310, 1370, 2620, 2740, 3013, 3151, 5240, 5480, 6026, 6302, 12052, 12604, 15065, 15755, 17947, 24104, 25208, 30130, 31510, 35894, 60260, 63020, 71788, 89735, 120520, 126040, 143576, 179470, 358940, 412781, 717880, 825562, 1651124, 2063905, 3302248, 4127810, 8255620, 16511240]

約数ペア:

[(1, 16511240), (2, 8255620), (4, 4127810), (5, 3302248), (8, 2063905), (10, 1651124), (20, 825562), (23, 717880), (40, 412781), (46, 358940), (92, 179470), (115, 143576), (131, 126040), (137, 120520), (184, 89735), (230, 71788), (262, 63020), (274, 60260), (460, 35894), (524, 31510), (548, 30130), (655, 25208), (685, 24104), (920, 17947), (1048, 15755), (1096, 15065), (1310, 12604), (1370, 12052), (2620, 6302), (2740, 6026), (3013, 5480), (3151, 5240)]