289335980

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{23447}}^1$

素因数の和:24073

約数の個数: 24

約数和(自身を含む): 608616288

約数和(自身を除く): 319280308

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 6170, 12340, 23447, 46894, 93788, 117235, 234470, 468940, 14466799, 28933598, 57867196, 72333995, 144667990, 289335980]

約数ペア:

[(1, 289335980), (2, 144667990), (4, 72333995), (5, 57867196), (10, 28933598), (20, 14466799), (617, 468940), (1234, 234470), (2468, 117235), (3085, 93788), (6170, 46894), (12340, 23447)]