1028890112

素因数分解:

$2^9\times {\mathrm{1289}}^1\times {\mathrm{1559}}^1$

素因数の和:2866

約数の個数: 40

約数和(自身を含む): 2058685200

約数和(自身を除く): 1029795088

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1289, 1559, 2578, 3118, 5156, 6236, 10312, 12472, 20624, 24944, 41248, 49888, 82496, 99776, 164992, 199552, 329984, 399104, 659968, 798208, 2009551, 4019102, 8038204, 16076408, 32152816, 64305632, 128611264, 257222528, 514445056, 1028890112]

約数ペア:

[(1, 1028890112), (2, 514445056), (4, 257222528), (8, 128611264), (16, 64305632), (32, 32152816), (64, 16076408), (128, 8038204), (256, 4019102), (512, 2009551), (1289, 798208), (1559, 659968), (2578, 399104), (3118, 329984), (5156, 199552), (6236, 164992), (10312, 99776), (12472, 82496), (20624, 49888), (24944, 41248)]