20055200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 55683936

約数和(自身を除く): 35628736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 43, 44, 50, 53, 55, 80, 86, 88, 100, 106, 110, 160, 172, 176, 200, 212, 215, 220, 265, 275, 344, 352, 400, 424, 430, 440, 473, 530, 550, 583, 688, 800, 848, 860, 880, 946, 1060, 1075, 1100, 1166, 1325, 1376, 1696, 1720, 1760, 1892, 2120, 2150, 2200, 2279, 2332, 2365, 2650, 2915, 3440, 3784, 4240, 4300, 4400, 4558, 4664, 4730, 5300, 5830, 6880, 7568, 8480, 8600, 8800, 9116, 9328, 9460, 10600, 11395, 11660, 11825, 14575, 15136, 17200, 18232, 18656, 18920, 21200, 22790, 23320, 23650, 25069, 29150, 34400, 36464, 37840, 42400, 45580, 46640, 47300, 50138, 56975, 58300, 72928, 75680, 91160, 93280, 94600, 100276, 113950, 116600, 125345, 182320, 189200, 200552, 227900, 233200, 250690, 364640, 378400, 401104, 455800, 466400, 501380, 626725, 802208, 911600, 1002760, 1253450, 1823200, 2005520, 2506900, 4011040, 5013800, 10027600, 20055200]

約数ペア:

[(1, 20055200), (2, 10027600), (4, 5013800), (5, 4011040), (8, 2506900), (10, 2005520), (11, 1823200), (16, 1253450), (20, 1002760), (22, 911600), (25, 802208), (32, 626725), (40, 501380), (43, 466400), (44, 455800), (50, 401104), (53, 378400), (55, 364640), (80, 250690), (86, 233200), (88, 227900), (100, 200552), (106, 189200), (110, 182320), (160, 125345), (172, 116600), (176, 113950), (200, 100276), (212, 94600), (215, 93280), (220, 91160), (265, 75680), (275, 72928), (344, 58300), (352, 56975), (400, 50138), (424, 47300), (430, 46640), (440, 45580), (473, 42400), (530, 37840), (550, 36464), (583, 34400), (688, 29150), (800, 25069), (848, 23650), (860, 23320), (880, 22790), (946, 21200), (1060, 18920), (1075, 18656), (1100, 18232), (1166, 17200), (1325, 15136), (1376, 14575), (1696, 11825), (1720, 11660), (1760, 11395), (1892, 10600), (2120, 9460), (2150, 9328), (2200, 9116), (2279, 8800), (2332, 8600), (2365, 8480), (2650, 7568), (2915, 6880), (3440, 5830), (3784, 5300), (4240, 4730), (4300, 4664), (4400, 4558)]