20886240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:892

約数の個数: 96

約数和(自身を含む): 67114656

約数和(自身を除く): 46228416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 80, 96, 106, 120, 159, 160, 212, 240, 265, 318, 424, 480, 530, 636, 795, 821, 848, 1060, 1272, 1590, 1642, 1696, 2120, 2463, 2544, 3180, 3284, 4105, 4240, 4926, 5088, 6360, 6568, 8210, 8480, 9852, 12315, 12720, 13136, 16420, 19704, 24630, 25440, 26272, 32840, 39408, 43513, 49260, 65680, 78816, 87026, 98520, 130539, 131360, 174052, 197040, 217565, 261078, 348104, 394080, 435130, 522156, 652695, 696208, 870260, 1044312, 1305390, 1392416, 1740520, 2088624, 2610780, 3481040, 4177248, 5221560, 6962080, 10443120, 20886240]

約数ペア:

[(1, 20886240), (2, 10443120), (3, 6962080), (4, 5221560), (5, 4177248), (6, 3481040), (8, 2610780), (10, 2088624), (12, 1740520), (15, 1392416), (16, 1305390), (20, 1044312), (24, 870260), (30, 696208), (32, 652695), (40, 522156), (48, 435130), (53, 394080), (60, 348104), (80, 261078), (96, 217565), (106, 197040), (120, 174052), (159, 131360), (160, 130539), (212, 98520), (240, 87026), (265, 78816), (318, 65680), (424, 49260), (480, 43513), (530, 39408), (636, 32840), (795, 26272), (821, 25440), (848, 24630), (1060, 19704), (1272, 16420), (1590, 13136), (1642, 12720), (1696, 12315), (2120, 9852), (2463, 8480), (2544, 8210), (3180, 6568), (3284, 6360), (4105, 5088), (4240, 4926)]