2260486520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{3989}}^1$

素因数の和:4488

約数の個数: 64

約数和(自身を含む): 5262969600

約数和(自身を除く): 3002483080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 457, 620, 914, 1240, 1828, 2285, 3656, 3989, 4570, 7978, 9140, 14167, 15956, 18280, 19945, 28334, 31912, 39890, 56668, 70835, 79780, 113336, 123659, 141670, 159560, 247318, 283340, 494636, 566680, 618295, 989272, 1236590, 1822973, 2473180, 3645946, 4946360, 7291892, 9114865, 14583784, 18229730, 36459460, 56512163, 72918920, 113024326, 226048652, 282560815, 452097304, 565121630, 1130243260, 2260486520]

約数ペア:

[(1, 2260486520), (2, 1130243260), (4, 565121630), (5, 452097304), (8, 282560815), (10, 226048652), (20, 113024326), (31, 72918920), (40, 56512163), (62, 36459460), (124, 18229730), (155, 14583784), (248, 9114865), (310, 7291892), (457, 4946360), (620, 3645946), (914, 2473180), (1240, 1822973), (1828, 1236590), (2285, 989272), (3656, 618295), (3989, 566680), (4570, 494636), (7978, 283340), (9140, 247318), (14167, 159560), (15956, 141670), (18280, 123659), (19945, 113336), (28334, 79780), (31912, 70835), (39890, 56668)]