5643520

素因数分解:

$2^8\times 5^1\times {\mathrm{4409}}^1$

素因数の和:4430

約数の個数: 36

約数和(自身を含む): 13521060

約数和(自身を除く): 7877540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4409, 8818, 17636, 22045, 35272, 44090, 70544, 88180, 141088, 176360, 282176, 352720, 564352, 705440, 1128704, 1410880, 2821760, 5643520]

約数ペア:

[(1, 5643520), (2, 2821760), (4, 1410880), (5, 1128704), (8, 705440), (10, 564352), (16, 352720), (20, 282176), (32, 176360), (40, 141088), (64, 88180), (80, 70544), (128, 44090), (160, 35272), (256, 22045), (320, 17636), (640, 8818), (1280, 4409)]