15838640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6827}}^1$

素因数の和:6869

約数の個数: 40

約数和(自身を含む): 38100240

約数和(自身を除く): 22261600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 6827, 13654, 27308, 34135, 54616, 68270, 109232, 136540, 197983, 273080, 395966, 546160, 791932, 989915, 1583864, 1979830, 3167728, 3959660, 7919320, 15838640]

約数ペア:

[(1, 15838640), (2, 7919320), (4, 3959660), (5, 3167728), (8, 1979830), (10, 1583864), (16, 989915), (20, 791932), (29, 546160), (40, 395966), (58, 273080), (80, 197983), (116, 136540), (145, 109232), (232, 68270), (290, 54616), (464, 34135), (580, 27308), (1160, 13654), (2320, 6827)]