29638960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28499}}^1$

素因数の和:28525

約数の個数: 40

約数和(自身を含む): 74214000

約数和(自身を除く): 44575040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 28499, 56998, 113996, 142495, 227992, 284990, 370487, 455984, 569980, 740974, 1139960, 1481948, 1852435, 2279920, 2963896, 3704870, 5927792, 7409740, 14819480, 29638960]

約数ペア:

[(1, 29638960), (2, 14819480), (4, 7409740), (5, 5927792), (8, 3704870), (10, 2963896), (13, 2279920), (16, 1852435), (20, 1481948), (26, 1139960), (40, 740974), (52, 569980), (65, 455984), (80, 370487), (104, 284990), (130, 227992), (208, 142495), (260, 113996), (520, 56998), (1040, 28499)]