2615661860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{397517}}^1$

素因数の和:397580

約数の個数: 48

約数和(自身を含む): 6411170304

約数和(自身を除く): 3795508444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 397517, 795034, 1590068, 1987585, 2782619, 3975170, 5565238, 7950340, 11130476, 13913095, 18683299, 27826190, 37366598, 55652380, 74733196, 93416495, 130783093, 186832990, 261566186, 373665980, 523132372, 653915465, 1307830930, 2615661860]

約数ペア:

[(1, 2615661860), (2, 1307830930), (4, 653915465), (5, 523132372), (7, 373665980), (10, 261566186), (14, 186832990), (20, 130783093), (28, 93416495), (35, 74733196), (47, 55652380), (70, 37366598), (94, 27826190), (140, 18683299), (188, 13913095), (235, 11130476), (329, 7950340), (470, 5565238), (658, 3975170), (940, 2782619), (1316, 1987585), (1645, 1590068), (3290, 795034), (6580, 397517)]