2612440

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 5924160

約数和(自身を除く): 3311720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 271, 482, 542, 964, 1084, 1205, 1355, 1928, 2168, 2410, 2710, 4820, 5420, 9640, 10840, 65311, 130622, 261244, 326555, 522488, 653110, 1306220, 2612440]

約数ペア:

[(1, 2612440), (2, 1306220), (4, 653110), (5, 522488), (8, 326555), (10, 261244), (20, 130622), (40, 65311), (241, 10840), (271, 9640), (482, 5420), (542, 4820), (964, 2710), (1084, 2410), (1205, 2168), (1355, 1928)]