19149840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26597}}^1$

素因数の和:26616

約数の個数: 60

約数和(自身を含む): 64313964

約数和(自身を除く): 45164124

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 26597, 53194, 79791, 106388, 132985, 159582, 212776, 239373, 265970, 319164, 398955, 425552, 478746, 531940, 638328, 797910, 957492, 1063880, 1196865, 1276656, 1595820, 1914984, 2127760, 2393730, 3191640, 3829968, 4787460, 6383280, 9574920, 19149840]

約数ペア:

[(1, 19149840), (2, 9574920), (3, 6383280), (4, 4787460), (5, 3829968), (6, 3191640), (8, 2393730), (9, 2127760), (10, 1914984), (12, 1595820), (15, 1276656), (16, 1196865), (18, 1063880), (20, 957492), (24, 797910), (30, 638328), (36, 531940), (40, 478746), (45, 425552), (48, 398955), (60, 319164), (72, 265970), (80, 239373), (90, 212776), (120, 159582), (144, 132985), (180, 106388), (240, 79791), (360, 53194), (720, 26597)]