1588893020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{555557}}^1$

素因数の和:555590

約数の個数: 48

約数和(自身を含む): 3920017248

約数和(自身を除く): 2331124228

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 555557, 1111114, 2222228, 2777785, 5555570, 6111127, 7222241, 11111140, 12222254, 14444482, 24444508, 28888964, 30555635, 36111205, 61111270, 72222410, 79444651, 122222540, 144444820, 158889302, 317778604, 397223255, 794446510, 1588893020]

約数ペア:

[(1, 1588893020), (2, 794446510), (4, 397223255), (5, 317778604), (10, 158889302), (11, 144444820), (13, 122222540), (20, 79444651), (22, 72222410), (26, 61111270), (44, 36111205), (52, 30555635), (55, 28888964), (65, 24444508), (110, 14444482), (130, 12222254), (143, 11111140), (220, 7222241), (260, 6111127), (286, 5555570), (572, 2777785), (715, 2222228), (1430, 1111114), (2860, 555557)]