10666240

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 27557208

約数和(自身を除く): 16890968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 641, 832, 1040, 1280, 1282, 1664, 2080, 2564, 3205, 3328, 4160, 5128, 6410, 8320, 8333, 10256, 12820, 16640, 16666, 20512, 25640, 33332, 41024, 41665, 51280, 66664, 82048, 83330, 102560, 133328, 164096, 166660, 205120, 266656, 333320, 410240, 533312, 666640, 820480, 1066624, 1333280, 2133248, 2666560, 5333120, 10666240]

約数ペア:

[(1, 10666240), (2, 5333120), (4, 2666560), (5, 2133248), (8, 1333280), (10, 1066624), (13, 820480), (16, 666640), (20, 533312), (26, 410240), (32, 333320), (40, 266656), (52, 205120), (64, 166660), (65, 164096), (80, 133328), (104, 102560), (128, 83330), (130, 82048), (160, 66664), (208, 51280), (256, 41665), (260, 41024), (320, 33332), (416, 25640), (520, 20512), (640, 16666), (641, 16640), (832, 12820), (1040, 10256), (1280, 8333), (1282, 8320), (1664, 6410), (2080, 5128), (2564, 4160), (3205, 3328)]