2643210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 7042464

約数和(自身を除く): 4399254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 683, 774, 1290, 1366, 1935, 2049, 3415, 3870, 4098, 6147, 6830, 10245, 12294, 20490, 29369, 30735, 58738, 61470, 88107, 146845, 176214, 264321, 293690, 440535, 528642, 881070, 1321605, 2643210]

約数ペア:

[(1, 2643210), (2, 1321605), (3, 881070), (5, 528642), (6, 440535), (9, 293690), (10, 264321), (15, 176214), (18, 146845), (30, 88107), (43, 61470), (45, 58738), (86, 30735), (90, 29369), (129, 20490), (215, 12294), (258, 10245), (387, 6830), (430, 6147), (645, 4098), (683, 3870), (774, 3415), (1290, 2049), (1366, 1935)]