1801930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 3556224

約数和(自身を除く): 1754294

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 167, 334, 415, 830, 835, 1079, 1670, 2158, 2171, 4342, 5395, 10790, 10855, 13861, 21710, 27722, 69305, 138610, 180193, 360386, 900965, 1801930]

約数ペア:

[(1, 1801930), (2, 900965), (5, 360386), (10, 180193), (13, 138610), (26, 69305), (65, 27722), (83, 21710), (130, 13861), (166, 10855), (167, 10790), (334, 5395), (415, 4342), (830, 2171), (835, 2158), (1079, 1670)]