28716940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29303}}^1$

素因数の和:29326

約数の個数: 36

約数和(自身を含む): 70153776

約数和(自身を除く): 41436836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 29303, 58606, 117212, 146515, 205121, 293030, 410242, 586060, 820484, 1025605, 1435847, 2051210, 2871694, 4102420, 5743388, 7179235, 14358470, 28716940]

約数ペア:

[(1, 28716940), (2, 14358470), (4, 7179235), (5, 5743388), (7, 4102420), (10, 2871694), (14, 2051210), (20, 1435847), (28, 1025605), (35, 820484), (49, 586060), (70, 410242), (98, 293030), (140, 205121), (196, 146515), (245, 117212), (490, 58606), (980, 29303)]