40276720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1237}}^1$

素因数の和:1298

約数の個数: 80

約数和(自身を含む): 105002208

約数和(自身を除く): 64725488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1237, 1480, 1628, 2035, 2474, 2960, 3256, 4070, 4948, 6185, 6512, 8140, 9896, 12370, 13607, 16280, 19792, 24740, 27214, 32560, 45769, 49480, 54428, 68035, 91538, 98960, 108856, 136070, 183076, 217712, 228845, 272140, 366152, 457690, 503459, 544280, 732304, 915380, 1006918, 1088560, 1830760, 2013836, 2517295, 3661520, 4027672, 5034590, 8055344, 10069180, 20138360, 40276720]

約数ペア:

[(1, 40276720), (2, 20138360), (4, 10069180), (5, 8055344), (8, 5034590), (10, 4027672), (11, 3661520), (16, 2517295), (20, 2013836), (22, 1830760), (37, 1088560), (40, 1006918), (44, 915380), (55, 732304), (74, 544280), (80, 503459), (88, 457690), (110, 366152), (148, 272140), (176, 228845), (185, 217712), (220, 183076), (296, 136070), (370, 108856), (407, 98960), (440, 91538), (592, 68035), (740, 54428), (814, 49480), (880, 45769), (1237, 32560), (1480, 27214), (1628, 24740), (2035, 19792), (2474, 16280), (2960, 13607), (3256, 12370), (4070, 9896), (4948, 8140), (6185, 6512)]