12596920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{6427}}^1$

素因数の和:6452

約数の個数: 48

約数和(自身を含む): 32975640

約数和(自身を除く): 20378720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 6427, 12854, 25708, 32135, 44989, 51416, 64270, 89978, 128540, 179956, 224945, 257080, 314923, 359912, 449890, 629846, 899780, 1259692, 1574615, 1799560, 2519384, 3149230, 6298460, 12596920]

約数ペア:

[(1, 12596920), (2, 6298460), (4, 3149230), (5, 2519384), (7, 1799560), (8, 1574615), (10, 1259692), (14, 899780), (20, 629846), (28, 449890), (35, 359912), (40, 314923), (49, 257080), (56, 224945), (70, 179956), (98, 128540), (140, 89978), (196, 64270), (245, 51416), (280, 44989), (392, 32135), (490, 25708), (980, 12854), (1960, 6427)]