2000420515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{11497}}^1$

素因数の和:11631

約数の個数: 32

約数和(自身を含む): 2682253440

約数和(自身を除く): 681832925

約数列:

[1, 5, 17, 23, 85, 89, 115, 391, 445, 1513, 1955, 2047, 7565, 10235, 11497, 34799, 57485, 173995, 195449, 264431, 977245, 1023233, 1322155, 4495327, 5116165, 17394961, 22476635, 23534359, 86974805, 117671795, 400084103, 2000420515]

約数ペア:

[(1, 2000420515), (5, 400084103), (17, 117671795), (23, 86974805), (85, 23534359), (89, 22476635), (115, 17394961), (391, 5116165), (445, 4495327), (1513, 1322155), (1955, 1023233), (2047, 977245), (7565, 264431), (10235, 195449), (11497, 173995), (34799, 57485)]