561386560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{250619}}^1$

素因数の和:250643

約数の個数: 56

約数和(自身を含む): 1527779520

約数和(自身を除く): 966392960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 250619, 501238, 1002476, 1253095, 1754333, 2004952, 2506190, 3508666, 4009904, 5012380, 7017332, 8019808, 8771665, 10024760, 14034664, 16039616, 17543330, 20049520, 28069328, 35086660, 40099040, 56138656, 70173320, 80198080, 112277312, 140346640, 280693280, 561386560]

約数ペア:

[(1, 561386560), (2, 280693280), (4, 140346640), (5, 112277312), (7, 80198080), (8, 70173320), (10, 56138656), (14, 40099040), (16, 35086660), (20, 28069328), (28, 20049520), (32, 17543330), (35, 16039616), (40, 14034664), (56, 10024760), (64, 8771665), (70, 8019808), (80, 7017332), (112, 5012380), (140, 4009904), (160, 3508666), (224, 2506190), (280, 2004952), (320, 1754333), (448, 1253095), (560, 1002476), (1120, 501238), (2240, 250619)]