24686320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 61380000

約数和(自身を除く): 36693680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 149, 152, 190, 218, 298, 304, 380, 436, 545, 596, 745, 760, 872, 1090, 1192, 1490, 1520, 1744, 2071, 2180, 2384, 2831, 2980, 4142, 4360, 5662, 5960, 8284, 8720, 10355, 11324, 11920, 14155, 16241, 16568, 20710, 22648, 28310, 32482, 33136, 41420, 45296, 56620, 64964, 81205, 82840, 113240, 129928, 162410, 165680, 226480, 259856, 308579, 324820, 617158, 649640, 1234316, 1299280, 1542895, 2468632, 3085790, 4937264, 6171580, 12343160, 24686320]

約数ペア:

[(1, 24686320), (2, 12343160), (4, 6171580), (5, 4937264), (8, 3085790), (10, 2468632), (16, 1542895), (19, 1299280), (20, 1234316), (38, 649640), (40, 617158), (76, 324820), (80, 308579), (95, 259856), (109, 226480), (149, 165680), (152, 162410), (190, 129928), (218, 113240), (298, 82840), (304, 81205), (380, 64964), (436, 56620), (545, 45296), (596, 41420), (745, 33136), (760, 32482), (872, 28310), (1090, 22648), (1192, 20710), (1490, 16568), (1520, 16241), (1744, 14155), (2071, 11920), (2180, 11324), (2384, 10355), (2831, 8720), (2980, 8284), (4142, 5960), (4360, 5662)]