30687744

素因数分解:

$2^9\times 3^1\times {\mathrm{19979}}^1$

素因数の和:20000

約数の個数: 40

約数和(自身を含む): 81758160

約数和(自身を除く): 51070416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 19979, 39958, 59937, 79916, 119874, 159832, 239748, 319664, 479496, 639328, 958992, 1278656, 1917984, 2557312, 3835968, 5114624, 7671936, 10229248, 15343872, 30687744]

約数ペア:

[(1, 30687744), (2, 15343872), (3, 10229248), (4, 7671936), (6, 5114624), (8, 3835968), (12, 2557312), (16, 1917984), (24, 1278656), (32, 958992), (48, 639328), (64, 479496), (96, 319664), (128, 239748), (192, 159832), (256, 119874), (384, 79916), (512, 59937), (768, 39958), (1536, 19979)]