4480020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{24889}}^1$

素因数の和:24904

約数の個数: 36

約数和(自身を含む): 13589940

約数和(自身を除く): 9109920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 24889, 49778, 74667, 99556, 124445, 149334, 224001, 248890, 298668, 373335, 448002, 497780, 746670, 896004, 1120005, 1493340, 2240010, 4480020]

約数ペア:

[(1, 4480020), (2, 2240010), (3, 1493340), (4, 1120005), (5, 896004), (6, 746670), (9, 497780), (10, 448002), (12, 373335), (15, 298668), (18, 248890), (20, 224001), (30, 149334), (36, 124445), (45, 99556), (60, 74667), (90, 49778), (180, 24889)]