235208540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2621}}^1$

素因数の和:3278

約数の個数: 48

約数和(自身を含む): 565596864

約数和(自身を除く): 330388324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641, 1282, 2564, 2621, 3205, 4487, 5242, 6410, 8974, 10484, 12820, 13105, 17948, 18347, 22435, 26210, 36694, 44870, 52420, 73388, 89740, 91735, 183470, 366940, 1680061, 3360122, 6720244, 8400305, 11760427, 16800610, 23520854, 33601220, 47041708, 58802135, 117604270, 235208540]

約数ペア:

[(1, 235208540), (2, 117604270), (4, 58802135), (5, 47041708), (7, 33601220), (10, 23520854), (14, 16800610), (20, 11760427), (28, 8400305), (35, 6720244), (70, 3360122), (140, 1680061), (641, 366940), (1282, 183470), (2564, 91735), (2621, 89740), (3205, 73388), (4487, 52420), (5242, 44870), (6410, 36694), (8974, 26210), (10484, 22435), (12820, 18347), (13105, 17948)]