1815150080

素因数分解:

$2^9\times 5^1\times {\mathrm{709043}}^1$

素因数の和:709066

約数の個数: 40

約数和(自身を含む): 4352112072

約数和(自身を除く): 2536961992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 709043, 1418086, 2836172, 3545215, 5672344, 7090430, 11344688, 14180860, 22689376, 28361720, 45378752, 56723440, 90757504, 113446880, 181515008, 226893760, 363030016, 453787520, 907575040, 1815150080]

約数ペア:

[(1, 1815150080), (2, 907575040), (4, 453787520), (5, 363030016), (8, 226893760), (10, 181515008), (16, 113446880), (20, 90757504), (32, 56723440), (40, 45378752), (64, 28361720), (80, 22689376), (128, 14180860), (160, 11344688), (256, 7090430), (320, 5672344), (512, 3545215), (640, 2836172), (1280, 1418086), (2560, 709043)]