8889143060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{389533}}^1$

素因数の和:389712

約数の個数: 48

約数和(自身を含む): 21464881536

約数和(自身を除く): 12575738476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 11410, 22820, 389533, 779066, 1558132, 1947665, 2726731, 3895330, 5453462, 7790660, 10906924, 13633655, 27267310, 54534620, 63493879, 126987758, 253975516, 317469395, 444457153, 634938790, 888914306, 1269877580, 1777828612, 2222285765, 4444571530, 8889143060]

約数ペア:

[(1, 8889143060), (2, 4444571530), (4, 2222285765), (5, 1777828612), (7, 1269877580), (10, 888914306), (14, 634938790), (20, 444457153), (28, 317469395), (35, 253975516), (70, 126987758), (140, 63493879), (163, 54534620), (326, 27267310), (652, 13633655), (815, 10906924), (1141, 7790660), (1630, 5453462), (2282, 3895330), (3260, 2726731), (4564, 1947665), (5705, 1558132), (11410, 779066), (22820, 389533)]