18076718080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{3530609}}^1$

素因数の和:3530634

約数の個数: 44

約数和(自身を含む): 43362952020

約数和(自身を除く): 25286233940

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, 3530609, 7061218, 14122436, 17653045, 28244872, 35306090, 56489744, 70612180, 112979488, 141224360, 225958976, 282448720, 451917952, 564897440, 903835904, 1129794880, 1807671808, 2259589760, 3615343616, 4519179520, 9038359040, 18076718080]

約数ペア:

[(1, 18076718080), (2, 9038359040), (4, 4519179520), (5, 3615343616), (8, 2259589760), (10, 1807671808), (16, 1129794880), (20, 903835904), (32, 564897440), (40, 451917952), (64, 282448720), (80, 225958976), (128, 141224360), (160, 112979488), (256, 70612180), (320, 56489744), (512, 35306090), (640, 28244872), (1024, 17653045), (1280, 14122436), (2560, 7061218), (5120, 3530609)]