8147440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{14549}}^1$

素因数の和:14569

約数の個数: 40

約数和(自身を含む): 21650400

約数和(自身を除く): 13502960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 14549, 29098, 58196, 72745, 101843, 116392, 145490, 203686, 232784, 290980, 407372, 509215, 581960, 814744, 1018430, 1163920, 1629488, 2036860, 4073720, 8147440]

約数ペア:

[(1, 8147440), (2, 4073720), (4, 2036860), (5, 1629488), (7, 1163920), (8, 1018430), (10, 814744), (14, 581960), (16, 509215), (20, 407372), (28, 290980), (35, 232784), (40, 203686), (56, 145490), (70, 116392), (80, 101843), (112, 72745), (140, 58196), (280, 29098), (560, 14549)]