347788120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{164051}}^1$

素因数の和:164115

約数の個数: 32

約数和(自身を含む): 797292720

約数和(自身を除く): 449504600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 164051, 328102, 656204, 820255, 1312408, 1640510, 3281020, 6562040, 8694703, 17389406, 34778812, 43473515, 69557624, 86947030, 173894060, 347788120]

約数ペア:

[(1, 347788120), (2, 173894060), (4, 86947030), (5, 69557624), (8, 43473515), (10, 34778812), (20, 17389406), (40, 8694703), (53, 6562040), (106, 3281020), (212, 1640510), (265, 1312408), (424, 820255), (530, 656204), (1060, 328102), (2120, 164051)]