313680280

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{13591}}^1$

素因数の和:14179

約数の個数: 32

約数和(自身を含む): 707055840

約数和(自身を除く): 393375560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 4616, 5770, 11540, 13591, 23080, 27182, 54364, 67955, 108728, 135910, 271820, 543640, 7842007, 15684014, 31368028, 39210035, 62736056, 78420070, 156840140, 313680280]

約数ペア:

[(1, 313680280), (2, 156840140), (4, 78420070), (5, 62736056), (8, 39210035), (10, 31368028), (20, 15684014), (40, 7842007), (577, 543640), (1154, 271820), (2308, 135910), (2885, 108728), (4616, 67955), (5770, 54364), (11540, 27182), (13591, 23080)]