9995920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 26123328

約数和(自身を除く): 16127408

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, 307, 370, 407, 440, 592, 614, 740, 814, 880, 1228, 1480, 1535, 1628, 2035, 2456, 2960, 3070, 3256, 3377, 4070, 4912, 6140, 6512, 6754, 8140, 11359, 12280, 13508, 16280, 16885, 22718, 24560, 27016, 32560, 33770, 45436, 54032, 56795, 67540, 90872, 113590, 124949, 135080, 181744, 227180, 249898, 270160, 454360, 499796, 624745, 908720, 999592, 1249490, 1999184, 2498980, 4997960, 9995920]

約数ペア:

[(1, 9995920), (2, 4997960), (4, 2498980), (5, 1999184), (8, 1249490), (10, 999592), (11, 908720), (16, 624745), (20, 499796), (22, 454360), (37, 270160), (40, 249898), (44, 227180), (55, 181744), (74, 135080), (80, 124949), (88, 113590), (110, 90872), (148, 67540), (176, 56795), (185, 54032), (220, 45436), (296, 33770), (307, 32560), (370, 27016), (407, 24560), (440, 22718), (592, 16885), (614, 16280), (740, 13508), (814, 12280), (880, 11359), (1228, 8140), (1480, 6754), (1535, 6512), (1628, 6140), (2035, 4912), (2456, 4070), (2960, 3377), (3070, 3256)]