2018695740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{63601}}^1$

素因数の和:63659

約数の個数: 72

約数和(自身を含む): 5908880208

約数和(自身を除く): 3890184468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 529, 690, 1058, 1380, 1587, 2116, 2645, 3174, 5290, 6348, 7935, 10580, 15870, 31740, 63601, 127202, 190803, 254404, 318005, 381606, 636010, 763212, 954015, 1272020, 1462823, 1908030, 2925646, 3816060, 4388469, 5851292, 7314115, 8776938, 14628230, 17553876, 21942345, 29256460, 33644929, 43884690, 67289858, 87769380, 100934787, 134579716, 168224645, 201869574, 336449290, 403739148, 504673935, 672898580, 1009347870, 2018695740]

約数ペア:

[(1, 2018695740), (2, 1009347870), (3, 672898580), (4, 504673935), (5, 403739148), (6, 336449290), (10, 201869574), (12, 168224645), (15, 134579716), (20, 100934787), (23, 87769380), (30, 67289858), (46, 43884690), (60, 33644929), (69, 29256460), (92, 21942345), (115, 17553876), (138, 14628230), (230, 8776938), (276, 7314115), (345, 5851292), (460, 4388469), (529, 3816060), (690, 2925646), (1058, 1908030), (1380, 1462823), (1587, 1272020), (2116, 954015), (2645, 763212), (3174, 636010), (5290, 381606), (6348, 318005), (7935, 254404), (10580, 190803), (15870, 127202), (31740, 63601)]