38888360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19841}}^1$

素因数の和:19866

約数の個数: 48

約数和(自身を含む): 101789460

約数和(自身を除く): 62901100

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, 19841, 39682, 79364, 99205, 138887, 158728, 198410, 277774, 396820, 555548, 694435, 793640, 972209, 1111096, 1388870, 1944418, 2777740, 3888836, 4861045, 5555480, 7777672, 9722090, 19444180, 38888360]

約数ペア:

[(1, 38888360), (2, 19444180), (4, 9722090), (5, 7777672), (7, 5555480), (8, 4861045), (10, 3888836), (14, 2777740), (20, 1944418), (28, 1388870), (35, 1111096), (40, 972209), (49, 793640), (56, 694435), (70, 555548), (98, 396820), (140, 277774), (196, 198410), (245, 158728), (280, 138887), (392, 99205), (490, 79364), (980, 39682), (1960, 19841)]