70321720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251149}}^1$

素因数の和:251167

約数の個数: 32

約数和(自身を含む): 180828000

約数和(自身を除く): 110506280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 251149, 502298, 1004596, 1255745, 1758043, 2009192, 2511490, 3516086, 5022980, 7032172, 8790215, 10045960, 14064344, 17580430, 35160860, 70321720]

約数ペア:

[(1, 70321720), (2, 35160860), (4, 17580430), (5, 14064344), (7, 10045960), (8, 8790215), (10, 7032172), (14, 5022980), (20, 3516086), (28, 2511490), (35, 2009192), (40, 1758043), (56, 1255745), (70, 1004596), (140, 502298), (280, 251149)]