27917890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2789}}^1$

素因数の和:2827

約数の個数: 64

約数和(自身を含む): 67495680

約数和(自身を除く): 39577790

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 2789, 5005, 5578, 10010, 13945, 19523, 27890, 30679, 36257, 39046, 61358, 72514, 97615, 153395, 181285, 195230, 214753, 253799, 306790, 362570, 398827, 429506, 507598, 797654, 1073765, 1268995, 1994135, 2147530, 2537990, 2791789, 3988270, 5583578, 13958945, 27917890]

約数ペア:

[(1, 27917890), (2, 13958945), (5, 5583578), (7, 3988270), (10, 2791789), (11, 2537990), (13, 2147530), (14, 1994135), (22, 1268995), (26, 1073765), (35, 797654), (55, 507598), (65, 429506), (70, 398827), (77, 362570), (91, 306790), (110, 253799), (130, 214753), (143, 195230), (154, 181285), (182, 153395), (286, 97615), (385, 72514), (455, 61358), (715, 39046), (770, 36257), (910, 30679), (1001, 27890), (1430, 19523), (2002, 13945), (2789, 10010), (5005, 5578)]