2142280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1093}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 5612220

約数和(自身を除く): 3469940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1093, 1960, 2186, 4372, 5465, 7651, 8744, 10930, 15302, 21860, 30604, 38255, 43720, 53557, 61208, 76510, 107114, 153020, 214228, 267785, 306040, 428456, 535570, 1071140, 2142280]

約数ペア:

[(1, 2142280), (2, 1071140), (4, 535570), (5, 428456), (7, 306040), (8, 267785), (10, 214228), (14, 153020), (20, 107114), (28, 76510), (35, 61208), (40, 53557), (49, 43720), (56, 38255), (70, 30604), (98, 21860), (140, 15302), (196, 10930), (245, 8744), (280, 7651), (392, 5465), (490, 4372), (980, 2186), (1093, 1960)]