1306220

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 2764608

約数和(自身を除く): 1458388

約数列:

[1, 2, 4, 5, 10, 20, 241, 271, 482, 542, 964, 1084, 1205, 1355, 2410, 2710, 4820, 5420, 65311, 130622, 261244, 326555, 653110, 1306220]

約数ペア:

[(1, 1306220), (2, 653110), (4, 326555), (5, 261244), (10, 130622), (20, 65311), (241, 5420), (271, 4820), (482, 2710), (542, 2410), (964, 1355), (1084, 1205)]