1113308980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{50651}}^1$

素因数の和:50824

約数の個数: 48

約数和(自身を含む): 2689013376

約数和(自身を除く): 1575704396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 10990, 21980, 50651, 101302, 202604, 253255, 354557, 506510, 709114, 1013020, 1418228, 1772785, 3545570, 7091140, 7952207, 15904414, 31808828, 39761035, 55665449, 79522070, 111330898, 159044140, 222661796, 278327245, 556654490, 1113308980]

約数ペア:

[(1, 1113308980), (2, 556654490), (4, 278327245), (5, 222661796), (7, 159044140), (10, 111330898), (14, 79522070), (20, 55665449), (28, 39761035), (35, 31808828), (70, 15904414), (140, 7952207), (157, 7091140), (314, 3545570), (628, 1772785), (785, 1418228), (1099, 1013020), (1570, 709114), (2198, 506510), (3140, 354557), (4396, 253255), (5495, 202604), (10990, 101302), (21980, 50651)]