43632640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{4261}}^1$

素因数の和:4288

約数の個数: 48

約数和(自身を含む): 104717340

約数和(自身を除く): 61084700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4261, 5120, 8522, 10240, 17044, 21305, 34088, 42610, 68176, 85220, 136352, 170440, 272704, 340880, 545408, 681760, 1090816, 1363520, 2181632, 2727040, 4363264, 5454080, 8726528, 10908160, 21816320, 43632640]

約数ペア:

[(1, 43632640), (2, 21816320), (4, 10908160), (5, 8726528), (8, 5454080), (10, 4363264), (16, 2727040), (20, 2181632), (32, 1363520), (40, 1090816), (64, 681760), (80, 545408), (128, 340880), (160, 272704), (256, 170440), (320, 136352), (512, 85220), (640, 68176), (1024, 42610), (1280, 34088), (2048, 21305), (2560, 17044), (4261, 10240), (5120, 8522)]