400434044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{128509}}^1$

素因数の和:128573

約数の個数: 24

約数和(自身を含む): 755638800

約数和(自身を除く): 355204756

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 128509, 257018, 514036, 2441671, 4883342, 5268869, 9766684, 10537738, 21075476, 100108511, 200217022, 400434044]

約数ペア:

[(1, 400434044), (2, 200217022), (4, 100108511), (19, 21075476), (38, 10537738), (41, 9766684), (76, 5268869), (82, 4883342), (164, 2441671), (779, 514036), (1558, 257018), (3116, 128509)]