20104472880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27922879}}^1$

素因数の和:27922898

約数の個数: 60

約数和(自身を含む): 67517523840

約数和(自身を除く): 47413050960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27922879, 55845758, 83768637, 111691516, 139614395, 167537274, 223383032, 251305911, 279228790, 335074548, 418843185, 446766064, 502611822, 558457580, 670149096, 837686370, 1005223644, 1116915160, 1256529555, 1340298192, 1675372740, 2010447288, 2233830320, 2513059110, 3350745480, 4020894576, 5026118220, 6701490960, 10052236440, 20104472880]

約数ペア:

[(1, 20104472880), (2, 10052236440), (3, 6701490960), (4, 5026118220), (5, 4020894576), (6, 3350745480), (8, 2513059110), (9, 2233830320), (10, 2010447288), (12, 1675372740), (15, 1340298192), (16, 1256529555), (18, 1116915160), (20, 1005223644), (24, 837686370), (30, 670149096), (36, 558457580), (40, 502611822), (45, 446766064), (48, 418843185), (60, 335074548), (72, 279228790), (80, 251305911), (90, 223383032), (120, 167537274), (144, 139614395), (180, 111691516), (240, 83768637), (360, 55845758), (720, 27922879)]