54908420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1369

約数の個数: 72

約数和(自身を含む): 137358144

約数和(自身を除く): 82449724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1303, 1505, 2107, 2606, 3010, 4214, 5212, 6020, 6515, 8428, 9121, 10535, 13030, 18242, 21070, 26060, 36484, 42140, 45605, 56029, 63847, 91210, 112058, 127694, 182420, 224116, 255388, 280145, 319235, 392203, 560290, 638470, 784406, 1120580, 1276940, 1568812, 1961015, 2745421, 3922030, 5490842, 7844060, 10981684, 13727105, 27454210, 54908420]

約数ペア:

[(1, 54908420), (2, 27454210), (4, 13727105), (5, 10981684), (7, 7844060), (10, 5490842), (14, 3922030), (20, 2745421), (28, 1961015), (35, 1568812), (43, 1276940), (49, 1120580), (70, 784406), (86, 638470), (98, 560290), (140, 392203), (172, 319235), (196, 280145), (215, 255388), (245, 224116), (301, 182420), (430, 127694), (490, 112058), (602, 91210), (860, 63847), (980, 56029), (1204, 45605), (1303, 42140), (1505, 36484), (2107, 26060), (2606, 21070), (3010, 18242), (4214, 13030), (5212, 10535), (6020, 9121), (6515, 8428)]