20100609100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1405637}}^1$

素因数の和:1405675

約数の個数: 72

約数和(自身を含む): 51243938928

約数和(自身を除く): 31143329828

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 1405637, 2811274, 5622548, 7028185, 14056370, 15462007, 18273281, 28112740, 30924014, 35140925, 36546562, 61848028, 70281850, 73093124, 77310035, 91366405, 140563700, 154620070, 182732810, 201006091, 309240140, 365465620, 386550175, 402012182, 456832025, 773100350, 804024364, 913664050, 1005030455, 1546200700, 1827328100, 2010060910, 4020121820, 5025152275, 10050304550, 20100609100]

約数ペア:

[(1, 20100609100), (2, 10050304550), (4, 5025152275), (5, 4020121820), (10, 2010060910), (11, 1827328100), (13, 1546200700), (20, 1005030455), (22, 913664050), (25, 804024364), (26, 773100350), (44, 456832025), (50, 402012182), (52, 386550175), (55, 365465620), (65, 309240140), (100, 201006091), (110, 182732810), (130, 154620070), (143, 140563700), (220, 91366405), (260, 77310035), (275, 73093124), (286, 70281850), (325, 61848028), (550, 36546562), (572, 35140925), (650, 30924014), (715, 28112740), (1100, 18273281), (1300, 15462007), (1430, 14056370), (2860, 7028185), (3575, 5622548), (7150, 2811274), (14300, 1405637)]