173877140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{2621}}^1$

素因数の和:2768

約数の個数: 48

約数和(自身を含む): 380588544

約数和(自身を除く): 206711404

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 107, 124, 155, 214, 310, 428, 535, 620, 1070, 2140, 2621, 3317, 5242, 6634, 10484, 13105, 13268, 16585, 26210, 33170, 52420, 66340, 81251, 162502, 280447, 325004, 406255, 560894, 812510, 1121788, 1402235, 1625020, 2804470, 5608940, 8693857, 17387714, 34775428, 43469285, 86938570, 173877140]

約数ペア:

[(1, 173877140), (2, 86938570), (4, 43469285), (5, 34775428), (10, 17387714), (20, 8693857), (31, 5608940), (62, 2804470), (107, 1625020), (124, 1402235), (155, 1121788), (214, 812510), (310, 560894), (428, 406255), (535, 325004), (620, 280447), (1070, 162502), (2140, 81251), (2621, 66340), (3317, 52420), (5242, 33170), (6634, 26210), (10484, 16585), (13105, 13268)]