2439710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 5515776

約数和(自身を除く): 3076066

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 383, 455, 490, 637, 766, 910, 1274, 1915, 2681, 3185, 3830, 4979, 5362, 6370, 9958, 13405, 18767, 24895, 26810, 34853, 37534, 49790, 69706, 93835, 174265, 187670, 243971, 348530, 487942, 1219855, 2439710]

約数ペア:

[(1, 2439710), (2, 1219855), (5, 487942), (7, 348530), (10, 243971), (13, 187670), (14, 174265), (26, 93835), (35, 69706), (49, 49790), (65, 37534), (70, 34853), (91, 26810), (98, 24895), (130, 18767), (182, 13405), (245, 9958), (383, 6370), (455, 5362), (490, 4979), (637, 3830), (766, 3185), (910, 2681), (1274, 1915)]