27996879760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20585941}}^1$

素因数の和:20585971

約数の個数: 40

約数和(自身を含む): 68921733816

約数和(自身を除く): 40924854056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 20585941, 41171882, 82343764, 102929705, 164687528, 205859410, 329375056, 349960997, 411718820, 699921994, 823437640, 1399843988, 1646875280, 1749804985, 2799687976, 3499609970, 5599375952, 6999219940, 13998439880, 27996879760]

約数ペア:

[(1, 27996879760), (2, 13998439880), (4, 6999219940), (5, 5599375952), (8, 3499609970), (10, 2799687976), (16, 1749804985), (17, 1646875280), (20, 1399843988), (34, 823437640), (40, 699921994), (68, 411718820), (80, 349960997), (85, 329375056), (136, 205859410), (170, 164687528), (272, 102929705), (340, 82343764), (680, 41171882), (1360, 20585941)]