20948370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 31306350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 83, 94, 141, 166, 179, 235, 249, 282, 358, 415, 470, 498, 537, 705, 830, 895, 1074, 1245, 1410, 1790, 2490, 2685, 3901, 5370, 7802, 8413, 11703, 14857, 16826, 19505, 23406, 25239, 29714, 39010, 42065, 44571, 50478, 58515, 74285, 84130, 89142, 117030, 126195, 148570, 222855, 252390, 445710, 698279, 1396558, 2094837, 3491395, 4189674, 6982790, 10474185, 20948370]

約数ペア:

[(1, 20948370), (2, 10474185), (3, 6982790), (5, 4189674), (6, 3491395), (10, 2094837), (15, 1396558), (30, 698279), (47, 445710), (83, 252390), (94, 222855), (141, 148570), (166, 126195), (179, 117030), (235, 89142), (249, 84130), (282, 74285), (358, 58515), (415, 50478), (470, 44571), (498, 42065), (537, 39010), (705, 29714), (830, 25239), (895, 23406), (1074, 19505), (1245, 16826), (1410, 14857), (1790, 11703), (2490, 8413), (2685, 7802), (3901, 5370)]