188429990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{1609}}^1$

素因数の和:1869

約数の個数: 48

約数和(自身を含む): 396446400

約数和(自身を除く): 208016410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 239, 245, 478, 490, 1195, 1609, 1673, 2390, 3218, 3346, 8045, 8365, 11263, 11711, 16090, 16730, 22526, 23422, 56315, 58555, 78841, 112630, 117110, 157682, 384551, 394205, 769102, 788410, 1922755, 2691857, 3845510, 5383714, 13459285, 18842999, 26918570, 37685998, 94214995, 188429990]

約数ペア:

[(1, 188429990), (2, 94214995), (5, 37685998), (7, 26918570), (10, 18842999), (14, 13459285), (35, 5383714), (49, 3845510), (70, 2691857), (98, 1922755), (239, 788410), (245, 769102), (478, 394205), (490, 384551), (1195, 157682), (1609, 117110), (1673, 112630), (2390, 78841), (3218, 58555), (3346, 56315), (8045, 23422), (8365, 22526), (11263, 16730), (11711, 16090)]