24884680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 59616000

約数和(自身を除く): 34731320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 239, 274, 380, 478, 548, 685, 760, 956, 1096, 1195, 1370, 1912, 2390, 2603, 2740, 4541, 4780, 5206, 5480, 9082, 9560, 10412, 13015, 18164, 20824, 22705, 26030, 32743, 36328, 45410, 52060, 65486, 90820, 104120, 130972, 163715, 181640, 261944, 327430, 622117, 654860, 1244234, 1309720, 2488468, 3110585, 4976936, 6221170, 12442340, 24884680]

約数ペア:

[(1, 24884680), (2, 12442340), (4, 6221170), (5, 4976936), (8, 3110585), (10, 2488468), (19, 1309720), (20, 1244234), (38, 654860), (40, 622117), (76, 327430), (95, 261944), (137, 181640), (152, 163715), (190, 130972), (239, 104120), (274, 90820), (380, 65486), (478, 52060), (548, 45410), (685, 36328), (760, 32743), (956, 26030), (1096, 22705), (1195, 20824), (1370, 18164), (1912, 13015), (2390, 10412), (2603, 9560), (2740, 9082), (4541, 5480), (4780, 5206)]