5540860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 12714912

約数和(自身を除く): 7174052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 211, 260, 404, 422, 505, 844, 1010, 1055, 1313, 2020, 2110, 2626, 2743, 4220, 5252, 5486, 6565, 10972, 13130, 13715, 21311, 26260, 27430, 42622, 54860, 85244, 106555, 213110, 277043, 426220, 554086, 1108172, 1385215, 2770430, 5540860]

約数ペア:

[(1, 5540860), (2, 2770430), (4, 1385215), (5, 1108172), (10, 554086), (13, 426220), (20, 277043), (26, 213110), (52, 106555), (65, 85244), (101, 54860), (130, 42622), (202, 27430), (211, 26260), (260, 21311), (404, 13715), (422, 13130), (505, 10972), (844, 6565), (1010, 5486), (1055, 5252), (1313, 4220), (2020, 2743), (2110, 2626)]