10172720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1259}}^1$

素因数の和:1373

約数の個数: 40

約数和(自身を含む): 23904720

約数和(自身を除く): 13732000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1259, 1616, 2020, 2518, 4040, 5036, 6295, 8080, 10072, 12590, 20144, 25180, 50360, 100720, 127159, 254318, 508636, 635795, 1017272, 1271590, 2034544, 2543180, 5086360, 10172720]

約数ペア:

[(1, 10172720), (2, 5086360), (4, 2543180), (5, 2034544), (8, 1271590), (10, 1017272), (16, 635795), (20, 508636), (40, 254318), (80, 127159), (101, 100720), (202, 50360), (404, 25180), (505, 20144), (808, 12590), (1010, 10072), (1259, 8080), (1616, 6295), (2020, 5036), (2518, 4040)]