1726650980

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1\times {\mathrm{661}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 3654557760

約数和(自身を除く): 1927906780

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 619, 661, 844, 1055, 1238, 1322, 2110, 2476, 2644, 3095, 3305, 4220, 6190, 6610, 12380, 13220, 130609, 139471, 261218, 278942, 409159, 522436, 557884, 653045, 697355, 818318, 1306090, 1394710, 1636636, 2045795, 2612180, 2789420, 4091590, 8183180, 86332549, 172665098, 345330196, 431662745, 863325490, 1726650980]

約数ペア:

[(1, 1726650980), (2, 863325490), (4, 431662745), (5, 345330196), (10, 172665098), (20, 86332549), (211, 8183180), (422, 4091590), (619, 2789420), (661, 2612180), (844, 2045795), (1055, 1636636), (1238, 1394710), (1322, 1306090), (2110, 818318), (2476, 697355), (2644, 653045), (3095, 557884), (3305, 522436), (4220, 409159), (6190, 278942), (6610, 261218), (12380, 139471), (13220, 130609)]