20171136590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{359}}^1\times {\mathrm{1447}}^1$

素因数の和:2177

約数の個数: 64

約数和(自身を含む): 39859153920

約数和(自身を除く): 19688017330

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 353, 359, 706, 718, 1447, 1765, 1795, 2894, 3530, 3590, 3883, 3949, 7235, 7766, 7898, 14470, 15917, 19415, 19745, 31834, 38830, 39490, 79585, 126727, 159170, 253454, 510791, 519473, 633635, 1021582, 1038946, 1267270, 1393997, 2553955, 2597365, 2787994, 5107910, 5194730, 5618701, 5714203, 6969985, 11237402, 11428406, 13939970, 28093505, 28571015, 56187010, 57142030, 183373969, 366747938, 916869845, 1833739690, 2017113659, 4034227318, 10085568295, 20171136590]

約数ペア:

[(1, 20171136590), (2, 10085568295), (5, 4034227318), (10, 2017113659), (11, 1833739690), (22, 916869845), (55, 366747938), (110, 183373969), (353, 57142030), (359, 56187010), (706, 28571015), (718, 28093505), (1447, 13939970), (1765, 11428406), (1795, 11237402), (2894, 6969985), (3530, 5714203), (3590, 5618701), (3883, 5194730), (3949, 5107910), (7235, 2787994), (7766, 2597365), (7898, 2553955), (14470, 1393997), (15917, 1267270), (19415, 1038946), (19745, 1021582), (31834, 633635), (38830, 519473), (39490, 510791), (79585, 253454), (126727, 159170)]