4770220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2621}}^1$

素因数の和:2650

約数の個数: 48

約数和(自身を含む): 12333888

約数和(自身を除く): 7563668

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2621, 5242, 10484, 13105, 18347, 26210, 34073, 36694, 52420, 68146, 73388, 91735, 136292, 170365, 183470, 238511, 340730, 366940, 477022, 681460, 954044, 1192555, 2385110, 4770220]

約数ペア:

[(1, 4770220), (2, 2385110), (4, 1192555), (5, 954044), (7, 681460), (10, 477022), (13, 366940), (14, 340730), (20, 238511), (26, 183470), (28, 170365), (35, 136292), (52, 91735), (65, 73388), (70, 68146), (91, 52420), (130, 36694), (140, 34073), (182, 26210), (260, 18347), (364, 13105), (455, 10484), (910, 5242), (1820, 2621)]