28910096

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1647

約数の個数: 40

約数和(自身を含む): 59966400

約数和(自身を除く): 31056304

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 1559, 2318, 3118, 4636, 6236, 9272, 12472, 18544, 24944, 29621, 59242, 95099, 118484, 190198, 236968, 380396, 473936, 760792, 1521584, 1806881, 3613762, 7227524, 14455048, 28910096]

約数ペア:

[(1, 28910096), (2, 14455048), (4, 7227524), (8, 3613762), (16, 1806881), (19, 1521584), (38, 760792), (61, 473936), (76, 380396), (122, 236968), (152, 190198), (244, 118484), (304, 95099), (488, 59242), (976, 29621), (1159, 24944), (1559, 18544), (2318, 12472), (3118, 9272), (4636, 6236)]