12854240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 36288000

約数和(自身を除く): 23433760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 499, 560, 644, 736, 805, 920, 998, 1120, 1288, 1610, 1840, 1996, 2495, 2576, 3220, 3493, 3680, 3992, 4990, 5152, 6440, 6986, 7984, 9980, 11477, 12880, 13972, 15968, 17465, 19960, 22954, 25760, 27944, 34930, 39920, 45908, 55888, 57385, 69860, 79840, 80339, 91816, 111776, 114770, 139720, 160678, 183632, 229540, 279440, 321356, 367264, 401695, 459080, 558880, 642712, 803390, 918160, 1285424, 1606780, 1836320, 2570848, 3213560, 6427120, 12854240]

約数ペア:

[(1, 12854240), (2, 6427120), (4, 3213560), (5, 2570848), (7, 1836320), (8, 1606780), (10, 1285424), (14, 918160), (16, 803390), (20, 642712), (23, 558880), (28, 459080), (32, 401695), (35, 367264), (40, 321356), (46, 279440), (56, 229540), (70, 183632), (80, 160678), (92, 139720), (112, 114770), (115, 111776), (140, 91816), (160, 80339), (161, 79840), (184, 69860), (224, 57385), (230, 55888), (280, 45908), (322, 39920), (368, 34930), (460, 27944), (499, 25760), (560, 22954), (644, 19960), (736, 17465), (805, 15968), (920, 13972), (998, 12880), (1120, 11477), (1288, 9980), (1610, 7984), (1840, 6986), (1996, 6440), (2495, 5152), (2576, 4990), (3220, 3992), (3493, 3680)]