39921800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 98565120

約数和(自身を除く): 58643320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 47, 50, 62, 94, 100, 124, 137, 155, 188, 200, 235, 248, 274, 310, 376, 470, 548, 620, 685, 775, 940, 1096, 1175, 1240, 1370, 1457, 1550, 1880, 2350, 2740, 2914, 3100, 3425, 4247, 4700, 5480, 5828, 6200, 6439, 6850, 7285, 8494, 9400, 11656, 12878, 13700, 14570, 16988, 21235, 25756, 27400, 29140, 32195, 33976, 36425, 42470, 51512, 58280, 64390, 72850, 84940, 106175, 128780, 145700, 160975, 169880, 199609, 212350, 257560, 291400, 321950, 399218, 424700, 643900, 798436, 849400, 998045, 1287800, 1596872, 1996090, 3992180, 4990225, 7984360, 9980450, 19960900, 39921800]

約数ペア:

[(1, 39921800), (2, 19960900), (4, 9980450), (5, 7984360), (8, 4990225), (10, 3992180), (20, 1996090), (25, 1596872), (31, 1287800), (40, 998045), (47, 849400), (50, 798436), (62, 643900), (94, 424700), (100, 399218), (124, 321950), (137, 291400), (155, 257560), (188, 212350), (200, 199609), (235, 169880), (248, 160975), (274, 145700), (310, 128780), (376, 106175), (470, 84940), (548, 72850), (620, 64390), (685, 58280), (775, 51512), (940, 42470), (1096, 36425), (1175, 33976), (1240, 32195), (1370, 29140), (1457, 27400), (1550, 25756), (1880, 21235), (2350, 16988), (2740, 14570), (2914, 13700), (3100, 12878), (3425, 11656), (4247, 9400), (4700, 8494), (5480, 7285), (5828, 6850), (6200, 6439)]