27705790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2521}}^1$

素因数の和:2692

約数の個数: 32

約数和(自身を含む): 57380544

約数和(自身を除く): 29674754

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 2521, 5042, 5495, 10990, 12605, 17647, 25210, 35294, 88235, 176470, 395797, 791594, 1978985, 2770579, 3957970, 5541158, 13852895, 27705790]

約数ペア:

[(1, 27705790), (2, 13852895), (5, 5541158), (7, 3957970), (10, 2770579), (14, 1978985), (35, 791594), (70, 395797), (157, 176470), (314, 88235), (785, 35294), (1099, 25210), (1570, 17647), (2198, 12605), (2521, 10990), (5042, 5495)]