2249260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 5235552

約数和(自身を除く): 2986292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 211, 260, 410, 422, 533, 820, 844, 1055, 1066, 2110, 2132, 2665, 2743, 4220, 5330, 5486, 8651, 10660, 10972, 13715, 17302, 27430, 34604, 43255, 54860, 86510, 112463, 173020, 224926, 449852, 562315, 1124630, 2249260]

約数ペア:

[(1, 2249260), (2, 1124630), (4, 562315), (5, 449852), (10, 224926), (13, 173020), (20, 112463), (26, 86510), (41, 54860), (52, 43255), (65, 34604), (82, 27430), (130, 17302), (164, 13715), (205, 10972), (211, 10660), (260, 8651), (410, 5486), (422, 5330), (533, 4220), (820, 2743), (844, 2665), (1055, 2132), (1066, 2110)]