204028360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4447}}^1$

素因数の和:4526

約数の個数: 64

約数和(自身を含む): 486789120

約数和(自身を除く): 282760760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 4447, 4588, 5735, 8894, 9176, 11470, 17788, 22235, 22940, 35576, 44470, 45880, 88940, 137857, 164539, 177880, 275714, 329078, 551428, 658156, 689285, 822695, 1102856, 1316312, 1378570, 1645390, 2757140, 3290780, 5100709, 5514280, 6581560, 10201418, 20402836, 25503545, 40805672, 51007090, 102014180, 204028360]

約数ペア:

[(1, 204028360), (2, 102014180), (4, 51007090), (5, 40805672), (8, 25503545), (10, 20402836), (20, 10201418), (31, 6581560), (37, 5514280), (40, 5100709), (62, 3290780), (74, 2757140), (124, 1645390), (148, 1378570), (155, 1316312), (185, 1102856), (248, 822695), (296, 689285), (310, 658156), (370, 551428), (620, 329078), (740, 275714), (1147, 177880), (1240, 164539), (1480, 137857), (2294, 88940), (4447, 45880), (4588, 44470), (5735, 35576), (8894, 22940), (9176, 22235), (11470, 17788)]