8052380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 19535040

約数和(自身を除く): 11482660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 509, 565, 791, 1018, 1130, 1582, 2036, 2260, 2545, 3164, 3563, 3955, 5090, 7126, 7910, 10180, 14252, 15820, 17815, 35630, 57517, 71260, 115034, 230068, 287585, 402619, 575170, 805238, 1150340, 1610476, 2013095, 4026190, 8052380]

約数ペア:

[(1, 8052380), (2, 4026190), (4, 2013095), (5, 1610476), (7, 1150340), (10, 805238), (14, 575170), (20, 402619), (28, 287585), (35, 230068), (70, 115034), (113, 71260), (140, 57517), (226, 35630), (452, 17815), (509, 15820), (565, 14252), (791, 10180), (1018, 7910), (1130, 7126), (1582, 5090), (2036, 3955), (2260, 3563), (2545, 3164)]