12743320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6011}}^1$

素因数の和:6075

約数の個数: 32

約数和(自身を含む): 29218320

約数和(自身を除く): 16475000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 6011, 12022, 24044, 30055, 48088, 60110, 120220, 240440, 318583, 637166, 1274332, 1592915, 2548664, 3185830, 6371660, 12743320]

約数ペア:

[(1, 12743320), (2, 6371660), (4, 3185830), (5, 2548664), (8, 1592915), (10, 1274332), (20, 637166), (40, 318583), (53, 240440), (106, 120220), (212, 60110), (265, 48088), (424, 30055), (530, 24044), (1060, 12022), (2120, 6011)]