1380479280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5751997}}^1$

素因数の和:5752013

約数の個数: 40

約数和(自身を含む): 4279486512

約数和(自身を除く): 2899007232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5751997, 11503994, 17255991, 23007988, 28759985, 34511982, 46015976, 57519970, 69023964, 86279955, 92031952, 115039940, 138047928, 172559910, 230079880, 276095856, 345119820, 460159760, 690239640, 1380479280]

約数ペア:

[(1, 1380479280), (2, 690239640), (3, 460159760), (4, 345119820), (5, 276095856), (6, 230079880), (8, 172559910), (10, 138047928), (12, 115039940), (15, 92031952), (16, 86279955), (20, 69023964), (24, 57519970), (30, 46015976), (40, 34511982), (48, 28759985), (60, 23007988), (80, 17255991), (120, 11503994), (240, 5751997)]