1382820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 4079040

約数和(自身を除く): 2696220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1213, 2426, 3639, 4852, 6065, 7278, 12130, 14556, 18195, 23047, 24260, 36390, 46094, 69141, 72780, 92188, 115235, 138282, 230470, 276564, 345705, 460940, 691410, 1382820]

約数ペア:

[(1, 1382820), (2, 691410), (3, 460940), (4, 345705), (5, 276564), (6, 230470), (10, 138282), (12, 115235), (15, 92188), (19, 72780), (20, 69141), (30, 46094), (38, 36390), (57, 24260), (60, 23047), (76, 18195), (95, 14556), (114, 12130), (190, 7278), (228, 6065), (285, 4852), (380, 3639), (570, 2426), (1140, 1213)]