19305840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 60272928

約数和(自身を除く): 40967088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 313, 514, 626, 771, 939, 1028, 1252, 1285, 1542, 1565, 1878, 2056, 2504, 2570, 3084, 3130, 3756, 3855, 4112, 4695, 5008, 5140, 6168, 6260, 7512, 7710, 9390, 10280, 12336, 12520, 15024, 15420, 18780, 20560, 25040, 30840, 37560, 61680, 75120, 80441, 160882, 241323, 321764, 402205, 482646, 643528, 804410, 965292, 1206615, 1287056, 1608820, 1930584, 2413230, 3217640, 3861168, 4826460, 6435280, 9652920, 19305840]

約数ペア:

[(1, 19305840), (2, 9652920), (3, 6435280), (4, 4826460), (5, 3861168), (6, 3217640), (8, 2413230), (10, 1930584), (12, 1608820), (15, 1287056), (16, 1206615), (20, 965292), (24, 804410), (30, 643528), (40, 482646), (48, 402205), (60, 321764), (80, 241323), (120, 160882), (240, 80441), (257, 75120), (313, 61680), (514, 37560), (626, 30840), (771, 25040), (939, 20560), (1028, 18780), (1252, 15420), (1285, 15024), (1542, 12520), (1565, 12336), (1878, 10280), (2056, 9390), (2504, 7710), (2570, 7512), (3084, 6260), (3130, 6168), (3756, 5140), (3855, 5008), (4112, 4695)]