820170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 2299752

約数和(自身を除く): 1479582

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 701, 1170, 1402, 2103, 3505, 4206, 6309, 7010, 9113, 10515, 12618, 18226, 21030, 27339, 31545, 45565, 54678, 63090, 82017, 91130, 136695, 164034, 273390, 410085, 820170]

約数ペア:

[(1, 820170), (2, 410085), (3, 273390), (5, 164034), (6, 136695), (9, 91130), (10, 82017), (13, 63090), (15, 54678), (18, 45565), (26, 31545), (30, 27339), (39, 21030), (45, 18226), (65, 12618), (78, 10515), (90, 9113), (117, 7010), (130, 6309), (195, 4206), (234, 3505), (390, 2103), (585, 1402), (701, 1170)]