88894820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{90709}}^1$

素因数の和:90732

約数の個数: 36

約数和(自身を含む): 217159740

約数和(自身を除く): 128264920

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 90709, 181418, 362836, 453545, 634963, 907090, 1269926, 1814180, 2539852, 3174815, 4444741, 6349630, 8889482, 12699260, 17778964, 22223705, 44447410, 88894820]

約数ペア:

[(1, 88894820), (2, 44447410), (4, 22223705), (5, 17778964), (7, 12699260), (10, 8889482), (14, 6349630), (20, 4444741), (28, 3174815), (35, 2539852), (49, 1814180), (70, 1269926), (98, 907090), (140, 634963), (196, 453545), (245, 362836), (490, 181418), (980, 90709)]