4276720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{1091}}^1$

素因数の和:1118

約数の個数: 60

約数和(自身を含む): 11577384

約数和(自身を除く): 7300664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1091, 1960, 2182, 3920, 4364, 5455, 7637, 8728, 10910, 15274, 17456, 21820, 30548, 38185, 43640, 53459, 61096, 76370, 87280, 106918, 122192, 152740, 213836, 267295, 305480, 427672, 534590, 610960, 855344, 1069180, 2138360, 4276720]

約数ペア:

[(1, 4276720), (2, 2138360), (4, 1069180), (5, 855344), (7, 610960), (8, 534590), (10, 427672), (14, 305480), (16, 267295), (20, 213836), (28, 152740), (35, 122192), (40, 106918), (49, 87280), (56, 76370), (70, 61096), (80, 53459), (98, 43640), (112, 38185), (140, 30548), (196, 21820), (245, 17456), (280, 15274), (392, 10910), (490, 8728), (560, 7637), (784, 5455), (980, 4364), (1091, 3920), (1960, 2182)]