40219970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1297}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 82988928

約数和(自身を除く): 42768958

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 886, 1297, 2215, 2594, 3101, 4430, 6202, 6485, 9079, 12970, 15505, 18158, 31010, 45395, 90790, 574571, 1149142, 2872855, 4021997, 5745710, 8043994, 20109985, 40219970]

約数ペア:

[(1, 40219970), (2, 20109985), (5, 8043994), (7, 5745710), (10, 4021997), (14, 2872855), (35, 1149142), (70, 574571), (443, 90790), (886, 45395), (1297, 31010), (2215, 18158), (2594, 15505), (3101, 12970), (4430, 9079), (6202, 6485)]