20556090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6173}}^1$

素因数の和:6223

約数の個数: 48

約数和(自身を含む): 54899208

約数和(自身を除く): 34343118

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 6173, 12346, 18519, 30865, 37038, 55557, 61730, 92595, 111114, 185190, 228401, 277785, 456802, 555570, 685203, 1142005, 1370406, 2055609, 2284010, 3426015, 4111218, 6852030, 10278045, 20556090]

約数ペア:

[(1, 20556090), (2, 10278045), (3, 6852030), (5, 4111218), (6, 3426015), (9, 2284010), (10, 2055609), (15, 1370406), (18, 1142005), (30, 685203), (37, 555570), (45, 456802), (74, 277785), (90, 228401), (111, 185190), (185, 111114), (222, 92595), (333, 61730), (370, 55557), (555, 37038), (666, 30865), (1110, 18519), (1665, 12346), (3330, 6173)]