5642840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2879}}^1$

素因数の和:2904

約数の個数: 48

約数和(自身を含む): 14774400

約数和(自身を除く): 9131560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2879, 5758, 11516, 14395, 20153, 23032, 28790, 40306, 57580, 80612, 100765, 115160, 141071, 161224, 201530, 282142, 403060, 564284, 705355, 806120, 1128568, 1410710, 2821420, 5642840]

約数ペア:

[(1, 5642840), (2, 2821420), (4, 1410710), (5, 1128568), (7, 806120), (8, 705355), (10, 564284), (14, 403060), (20, 282142), (28, 201530), (35, 161224), (40, 141071), (49, 115160), (56, 100765), (70, 80612), (98, 57580), (140, 40306), (196, 28790), (245, 23032), (280, 20153), (392, 14395), (490, 11516), (980, 5758), (1960, 2879)]