2463890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1723}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 5213376

約数和(自身を除く): 2749486

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1723, 3446, 8615, 17230, 18953, 22399, 37906, 44798, 94765, 111995, 189530, 223990, 246389, 492778, 1231945, 2463890]

約数ペア:

[(1, 2463890), (2, 1231945), (5, 492778), (10, 246389), (11, 223990), (13, 189530), (22, 111995), (26, 94765), (55, 44798), (65, 37906), (110, 22399), (130, 18953), (143, 17230), (286, 8615), (715, 3446), (1430, 1723)]