30678128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1777}}^1$

素因数の和:1881

約数の個数: 40

約数和(自身を含む): 64818768

約数和(自身を除く): 34140640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 1777, 2158, 3554, 4316, 7108, 8632, 14216, 17264, 23101, 28432, 46202, 92404, 147491, 184808, 294982, 369616, 589964, 1179928, 1917383, 2359856, 3834766, 7669532, 15339064, 30678128]

約数ペア:

[(1, 30678128), (2, 15339064), (4, 7669532), (8, 3834766), (13, 2359856), (16, 1917383), (26, 1179928), (52, 589964), (83, 369616), (104, 294982), (166, 184808), (208, 147491), (332, 92404), (664, 46202), (1079, 28432), (1328, 23101), (1777, 17264), (2158, 14216), (3554, 8632), (4316, 7108)]