28109120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:292

約数の個数: 112

約数和(自身を含む): 74889360

約数和(自身を除く): 46780240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 130, 145, 160, 208, 232, 233, 260, 290, 320, 377, 416, 464, 466, 520, 580, 754, 832, 928, 932, 1040, 1160, 1165, 1508, 1856, 1864, 1885, 2080, 2320, 2330, 3016, 3029, 3728, 3770, 4160, 4640, 4660, 6032, 6058, 6757, 7456, 7540, 9280, 9320, 12064, 12116, 13514, 14912, 15080, 15145, 18640, 24128, 24232, 27028, 30160, 30290, 33785, 37280, 48464, 54056, 60320, 60580, 67570, 74560, 87841, 96928, 108112, 120640, 121160, 135140, 175682, 193856, 216224, 242320, 270280, 351364, 432448, 439205, 484640, 540560, 702728, 878410, 969280, 1081120, 1405456, 1756820, 2162240, 2810912, 3513640, 5621824, 7027280, 14054560, 28109120]

約数ペア:

[(1, 28109120), (2, 14054560), (4, 7027280), (5, 5621824), (8, 3513640), (10, 2810912), (13, 2162240), (16, 1756820), (20, 1405456), (26, 1081120), (29, 969280), (32, 878410), (40, 702728), (52, 540560), (58, 484640), (64, 439205), (65, 432448), (80, 351364), (104, 270280), (116, 242320), (130, 216224), (145, 193856), (160, 175682), (208, 135140), (232, 121160), (233, 120640), (260, 108112), (290, 96928), (320, 87841), (377, 74560), (416, 67570), (464, 60580), (466, 60320), (520, 54056), (580, 48464), (754, 37280), (832, 33785), (928, 30290), (932, 30160), (1040, 27028), (1160, 24232), (1165, 24128), (1508, 18640), (1856, 15145), (1864, 15080), (1885, 14912), (2080, 13514), (2320, 12116), (2330, 12064), (3016, 9320), (3029, 9280), (3728, 7540), (3770, 7456), (4160, 6757), (4640, 6058), (4660, 6032)]