2512128520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{10141}}^1$

素因数の和:10726

約数の個数: 64

約数和(自身を含む): 6177695040

約数和(自身を除く): 3665566520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 563, 1126, 2252, 2815, 4504, 5630, 6193, 10141, 11260, 12386, 20282, 22520, 24772, 30965, 40564, 49544, 50705, 61930, 81128, 101410, 111551, 123860, 202820, 223102, 247720, 405640, 446204, 557755, 892408, 1115510, 2231020, 4462040, 5709383, 11418766, 22837532, 28546915, 45675064, 57093830, 62803213, 114187660, 125606426, 228375320, 251212852, 314016065, 502425704, 628032130, 1256064260, 2512128520]

約数ペア:

[(1, 2512128520), (2, 1256064260), (4, 628032130), (5, 502425704), (8, 314016065), (10, 251212852), (11, 228375320), (20, 125606426), (22, 114187660), (40, 62803213), (44, 57093830), (55, 45675064), (88, 28546915), (110, 22837532), (220, 11418766), (440, 5709383), (563, 4462040), (1126, 2231020), (2252, 1115510), (2815, 892408), (4504, 557755), (5630, 446204), (6193, 405640), (10141, 247720), (11260, 223102), (12386, 202820), (20282, 123860), (22520, 111551), (24772, 101410), (30965, 81128), (40564, 61930), (49544, 50705)]