40023040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{7817}}^1$

素因数の和:7842

約数の個数: 44

約数和(自身を含む): 96020676

約数和(自身を除く): 55997636

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 7817, 15634, 31268, 39085, 62536, 78170, 125072, 156340, 250144, 312680, 500288, 625360, 1000576, 1250720, 2001152, 2501440, 4002304, 5002880, 8004608, 10005760, 20011520, 40023040]

約数ペア:

[(1, 40023040), (2, 20011520), (4, 10005760), (5, 8004608), (8, 5002880), (10, 4002304), (16, 2501440), (20, 2001152), (32, 1250720), (40, 1000576), (64, 625360), (80, 500288), (128, 312680), (160, 250144), (256, 156340), (320, 125072), (512, 78170), (640, 62536), (1024, 39085), (1280, 31268), (2560, 15634), (5120, 7817)]