890295590

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{23011}}^1$

素因数の和:23144

約数の個数: 32

約数和(自身を含む): 1655207136

約数和(自身を除く): 764911546

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 730, 3869, 7738, 19345, 23011, 38690, 46022, 115055, 230110, 1219583, 1679803, 2439166, 3359606, 6097915, 8399015, 12195830, 16798030, 89029559, 178059118, 445147795, 890295590]

約数ペア:

[(1, 890295590), (2, 445147795), (5, 178059118), (10, 89029559), (53, 16798030), (73, 12195830), (106, 8399015), (146, 6097915), (265, 3359606), (365, 2439166), (530, 1679803), (730, 1219583), (3869, 230110), (7738, 115055), (19345, 46022), (23011, 38690)]