16404767240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13229651}}^1$

素因数の和:13229693

約数の個数: 32

約数和(自身を含む): 38101397760

約数和(自身を除く): 21696630520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13229651, 26459302, 52918604, 66148255, 105837208, 132296510, 264593020, 410119181, 529186040, 820238362, 1640476724, 2050595905, 3280953448, 4101191810, 8202383620, 16404767240]

約数ペア:

[(1, 16404767240), (2, 8202383620), (4, 4101191810), (5, 3280953448), (8, 2050595905), (10, 1640476724), (20, 820238362), (31, 529186040), (40, 410119181), (62, 264593020), (124, 132296510), (155, 105837208), (248, 66148255), (310, 52918604), (620, 26459302), (1240, 13229651)]