20298831310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1\times {\mathrm{27409}}^1$

素因数の和:29836

約数の個数: 32

約数和(自身を含む): 37733702400

約数和(自身を除く): 17434871090

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 2389, 4778, 11945, 23890, 27409, 54818, 74059, 137045, 148118, 274090, 370295, 740590, 849679, 1699358, 4248395, 8496790, 65480101, 130960202, 327400505, 654801010, 2029883131, 4059766262, 10149415655, 20298831310]

約数ペア:

[(1, 20298831310), (2, 10149415655), (5, 4059766262), (10, 2029883131), (31, 654801010), (62, 327400505), (155, 130960202), (310, 65480101), (2389, 8496790), (4778, 4248395), (11945, 1699358), (23890, 849679), (27409, 740590), (54818, 370295), (74059, 274090), (137045, 148118)]