12767240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 30715200

約数和(自身を除く): 17947960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 157, 190, 214, 314, 380, 428, 535, 628, 760, 785, 856, 1070, 1256, 1570, 2033, 2140, 2983, 3140, 4066, 4280, 5966, 6280, 8132, 10165, 11932, 14915, 16264, 16799, 20330, 23864, 29830, 33598, 40660, 59660, 67196, 81320, 83995, 119320, 134392, 167990, 319181, 335980, 638362, 671960, 1276724, 1595905, 2553448, 3191810, 6383620, 12767240]

約数ペア:

[(1, 12767240), (2, 6383620), (4, 3191810), (5, 2553448), (8, 1595905), (10, 1276724), (19, 671960), (20, 638362), (38, 335980), (40, 319181), (76, 167990), (95, 134392), (107, 119320), (152, 83995), (157, 81320), (190, 67196), (214, 59660), (314, 40660), (380, 33598), (428, 29830), (535, 23864), (628, 20330), (760, 16799), (785, 16264), (856, 14915), (1070, 11932), (1256, 10165), (1570, 8132), (2033, 6280), (2140, 5966), (2983, 4280), (3140, 4066)]