1407280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{359}}^1$

素因数の和:386

約数の個数: 60

約数和(自身を含む): 3816720

約数和(自身を除く): 2409440

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, 359, 392, 490, 560, 718, 784, 980, 1436, 1795, 1960, 2513, 2872, 3590, 3920, 5026, 5744, 7180, 10052, 12565, 14360, 17591, 20104, 25130, 28720, 35182, 40208, 50260, 70364, 87955, 100520, 140728, 175910, 201040, 281456, 351820, 703640, 1407280]

約数ペア:

[(1, 1407280), (2, 703640), (4, 351820), (5, 281456), (7, 201040), (8, 175910), (10, 140728), (14, 100520), (16, 87955), (20, 70364), (28, 50260), (35, 40208), (40, 35182), (49, 28720), (56, 25130), (70, 20104), (80, 17591), (98, 14360), (112, 12565), (140, 10052), (196, 7180), (245, 5744), (280, 5026), (359, 3920), (392, 3590), (490, 2872), (560, 2513), (718, 1960), (784, 1795), (980, 1436)]