274249840

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{13339}}^1$

素因数の和:13609

約数の個数: 40

約数和(自身を含む): 640159920

約数和(自身を除く): 365910080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 10280, 13339, 20560, 26678, 53356, 66695, 106712, 133390, 213424, 266780, 533560, 1067120, 3428123, 6856246, 13712492, 17140615, 27424984, 34281230, 54849968, 68562460, 137124920, 274249840]

約数ペア:

[(1, 274249840), (2, 137124920), (4, 68562460), (5, 54849968), (8, 34281230), (10, 27424984), (16, 17140615), (20, 13712492), (40, 6856246), (80, 3428123), (257, 1067120), (514, 533560), (1028, 266780), (1285, 213424), (2056, 133390), (2570, 106712), (4112, 66695), (5140, 53356), (10280, 26678), (13339, 20560)]