23920640

素因数分解:

$2^{16}\times 5^1\times {\mathrm{73}}^1$

素因数の和:110

約数の個数: 68

約数和(自身を含む): 58195524

約数和(自身を除く): 34274884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 584, 640, 730, 1024, 1168, 1280, 1460, 2048, 2336, 2560, 2920, 4096, 4672, 5120, 5840, 8192, 9344, 10240, 11680, 16384, 18688, 20480, 23360, 32768, 37376, 40960, 46720, 65536, 74752, 81920, 93440, 149504, 163840, 186880, 299008, 327680, 373760, 598016, 747520, 1196032, 1495040, 2392064, 2990080, 4784128, 5980160, 11960320, 23920640]

約数ペア:

[(1, 23920640), (2, 11960320), (4, 5980160), (5, 4784128), (8, 2990080), (10, 2392064), (16, 1495040), (20, 1196032), (32, 747520), (40, 598016), (64, 373760), (73, 327680), (80, 299008), (128, 186880), (146, 163840), (160, 149504), (256, 93440), (292, 81920), (320, 74752), (365, 65536), (512, 46720), (584, 40960), (640, 37376), (730, 32768), (1024, 23360), (1168, 20480), (1280, 18688), (1460, 16384), (2048, 11680), (2336, 10240), (2560, 9344), (2920, 8192), (4096, 5840), (4672, 5120)]