1642791660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{199853}}^1$

素因数の和:200002

約数の個数: 48

約数和(自身を含む): 4633415136

約数和(自身を除く): 2990623476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 199853, 399706, 599559, 799412, 999265, 1199118, 1998530, 2398236, 2997795, 3997060, 5995590, 11991180, 27379861, 54759722, 82139583, 109519444, 136899305, 164279166, 273798610, 328558332, 410697915, 547597220, 821395830, 1642791660]

約数ペア:

[(1, 1642791660), (2, 821395830), (3, 547597220), (4, 410697915), (5, 328558332), (6, 273798610), (10, 164279166), (12, 136899305), (15, 109519444), (20, 82139583), (30, 54759722), (60, 27379861), (137, 11991180), (274, 5995590), (411, 3997060), (548, 2997795), (685, 2398236), (822, 1998530), (1370, 1199118), (1644, 999265), (2055, 799412), (2740, 599559), (4110, 399706), (8220, 199853)]