28027920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4027}}^1$

素因数の和:4072

約数の個数: 80

約数和(自身を含む): 89904960

約数和(自身を除く): 61877040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 4027, 6960, 8054, 12081, 16108, 20135, 24162, 32216, 40270, 48324, 60405, 64432, 80540, 96648, 116783, 120810, 161080, 193296, 233566, 241620, 322160, 350349, 467132, 483240, 583915, 700698, 934264, 966480, 1167830, 1401396, 1751745, 1868528, 2335660, 2802792, 3503490, 4671320, 5605584, 7006980, 9342640, 14013960, 28027920]

約数ペア:

[(1, 28027920), (2, 14013960), (3, 9342640), (4, 7006980), (5, 5605584), (6, 4671320), (8, 3503490), (10, 2802792), (12, 2335660), (15, 1868528), (16, 1751745), (20, 1401396), (24, 1167830), (29, 966480), (30, 934264), (40, 700698), (48, 583915), (58, 483240), (60, 467132), (80, 350349), (87, 322160), (116, 241620), (120, 233566), (145, 193296), (174, 161080), (232, 120810), (240, 116783), (290, 96648), (348, 80540), (435, 64432), (464, 60405), (580, 48324), (696, 40270), (870, 32216), (1160, 24162), (1392, 20135), (1740, 16108), (2320, 12081), (3480, 8054), (4027, 6960)]