722790860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{9749}}^1$

素因数の和:10106

約数の個数: 48

約数和(自身を含む): 1660932000

約数和(自身を除く): 938141140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 337, 674, 1348, 1685, 3370, 3707, 6740, 7414, 9749, 14828, 18535, 19498, 37070, 38996, 48745, 74140, 97490, 107239, 194980, 214478, 428956, 536195, 1072390, 2144780, 3285413, 6570826, 13141652, 16427065, 32854130, 36139543, 65708260, 72279086, 144558172, 180697715, 361395430, 722790860]

約数ペア:

[(1, 722790860), (2, 361395430), (4, 180697715), (5, 144558172), (10, 72279086), (11, 65708260), (20, 36139543), (22, 32854130), (44, 16427065), (55, 13141652), (110, 6570826), (220, 3285413), (337, 2144780), (674, 1072390), (1348, 536195), (1685, 428956), (3370, 214478), (3707, 194980), (6740, 107239), (7414, 97490), (9749, 74140), (14828, 48745), (18535, 38996), (19498, 37070)]