20130240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1646

約数の個数: 112

約数和(自身を含む): 68872608

約数和(自身を除く): 48742368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 1613, 2080, 2496, 3120, 3226, 4160, 4839, 6240, 6452, 8065, 9678, 12480, 12904, 16130, 19356, 20969, 24195, 25808, 32260, 38712, 41938, 48390, 51616, 62907, 64520, 77424, 83876, 96780, 103232, 104845, 125814, 129040, 154848, 167752, 193560, 209690, 251628, 258080, 309696, 314535, 335504, 387120, 419380, 503256, 516160, 629070, 671008, 774240, 838760, 1006512, 1258140, 1342016, 1548480, 1677520, 2013024, 2516280, 3355040, 4026048, 5032560, 6710080, 10065120, 20130240]

約数ペア:

[(1, 20130240), (2, 10065120), (3, 6710080), (4, 5032560), (5, 4026048), (6, 3355040), (8, 2516280), (10, 2013024), (12, 1677520), (13, 1548480), (15, 1342016), (16, 1258140), (20, 1006512), (24, 838760), (26, 774240), (30, 671008), (32, 629070), (39, 516160), (40, 503256), (48, 419380), (52, 387120), (60, 335504), (64, 314535), (65, 309696), (78, 258080), (80, 251628), (96, 209690), (104, 193560), (120, 167752), (130, 154848), (156, 129040), (160, 125814), (192, 104845), (195, 103232), (208, 96780), (240, 83876), (260, 77424), (312, 64520), (320, 62907), (390, 51616), (416, 48390), (480, 41938), (520, 38712), (624, 32260), (780, 25808), (832, 24195), (960, 20969), (1040, 19356), (1248, 16130), (1560, 12904), (1613, 12480), (2080, 9678), (2496, 8065), (3120, 6452), (3226, 6240), (4160, 4839)]