19624960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{3833}}^1$

素因数の和:3858

約数の個数: 44

約数和(自身を含む): 47089188

約数和(自身を除く): 27464228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 3833, 5120, 7666, 15332, 19165, 30664, 38330, 61328, 76660, 122656, 153320, 245312, 306640, 490624, 613280, 981248, 1226560, 1962496, 2453120, 3924992, 4906240, 9812480, 19624960]

約数ペア:

[(1, 19624960), (2, 9812480), (4, 4906240), (5, 3924992), (8, 2453120), (10, 1962496), (16, 1226560), (20, 981248), (32, 613280), (40, 490624), (64, 306640), (80, 245312), (128, 153320), (160, 122656), (256, 76660), (320, 61328), (512, 38330), (640, 30664), (1024, 19165), (1280, 15332), (2560, 7666), (3833, 5120)]