19377840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 60496128

約数和(自身を除く): 41118288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 307, 526, 614, 789, 921, 1052, 1228, 1315, 1535, 1578, 1842, 2104, 2456, 2630, 3070, 3156, 3684, 3945, 4208, 4605, 4912, 5260, 6140, 6312, 7368, 7890, 9210, 10520, 12280, 12624, 14736, 15780, 18420, 21040, 24560, 31560, 36840, 63120, 73680, 80741, 161482, 242223, 322964, 403705, 484446, 645928, 807410, 968892, 1211115, 1291856, 1614820, 1937784, 2422230, 3229640, 3875568, 4844460, 6459280, 9688920, 19377840]

約数ペア:

[(1, 19377840), (2, 9688920), (3, 6459280), (4, 4844460), (5, 3875568), (6, 3229640), (8, 2422230), (10, 1937784), (12, 1614820), (15, 1291856), (16, 1211115), (20, 968892), (24, 807410), (30, 645928), (40, 484446), (48, 403705), (60, 322964), (80, 242223), (120, 161482), (240, 80741), (263, 73680), (307, 63120), (526, 36840), (614, 31560), (789, 24560), (921, 21040), (1052, 18420), (1228, 15780), (1315, 14736), (1535, 12624), (1578, 12280), (1842, 10520), (2104, 9210), (2456, 7890), (2630, 7368), (3070, 6312), (3156, 6140), (3684, 5260), (3945, 4912), (4208, 4605)]