127865440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42061}}^1$

素因数の和:42095

約数の個数: 48

約数和(自身を含む): 317988720

約数和(自身を除く): 190123280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 42061, 84122, 168244, 210305, 336488, 420610, 672976, 799159, 841220, 1345952, 1598318, 1682440, 3196636, 3364880, 3995795, 6393272, 6729760, 7991590, 12786544, 15983180, 25573088, 31966360, 63932720, 127865440]

約数ペア:

[(1, 127865440), (2, 63932720), (4, 31966360), (5, 25573088), (8, 15983180), (10, 12786544), (16, 7991590), (19, 6729760), (20, 6393272), (32, 3995795), (38, 3364880), (40, 3196636), (76, 1682440), (80, 1598318), (95, 1345952), (152, 841220), (160, 799159), (190, 672976), (304, 420610), (380, 336488), (608, 210305), (760, 168244), (1520, 84122), (3040, 42061)]