15661303760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5290981}}^1$

素因数の和:5291031

約数の個数: 40

約数和(自身を含む): 37396660776

約数和(自身を除く): 21735357016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 5290981, 10581962, 21163924, 26454905, 42327848, 52909810, 84655696, 105819620, 195766297, 211639240, 391532594, 423278480, 783065188, 978831485, 1566130376, 1957662970, 3132260752, 3915325940, 7830651880, 15661303760]

約数ペア:

[(1, 15661303760), (2, 7830651880), (4, 3915325940), (5, 3132260752), (8, 1957662970), (10, 1566130376), (16, 978831485), (20, 783065188), (37, 423278480), (40, 391532594), (74, 211639240), (80, 195766297), (148, 105819620), (185, 84655696), (296, 52909810), (370, 42327848), (592, 26454905), (740, 21163924), (1480, 10581962), (2960, 5290981)]