194238220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1669}}^1$

素因数の和:1735

約数の個数: 72

約数和(自身を含む): 465449040

約数和(自身を除く): 271210820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 529, 1012, 1058, 1265, 1669, 2116, 2530, 2645, 3338, 5060, 5290, 5819, 6676, 8345, 10580, 11638, 16690, 18359, 23276, 29095, 33380, 36718, 38387, 58190, 73436, 76774, 91795, 116380, 153548, 183590, 191935, 367180, 383870, 422257, 767740, 844514, 882901, 1689028, 1765802, 2111285, 3531604, 4222570, 4414505, 8445140, 8829010, 9711911, 17658020, 19423822, 38847644, 48559555, 97119110, 194238220]

約数ペア:

[(1, 194238220), (2, 97119110), (4, 48559555), (5, 38847644), (10, 19423822), (11, 17658020), (20, 9711911), (22, 8829010), (23, 8445140), (44, 4414505), (46, 4222570), (55, 3531604), (92, 2111285), (110, 1765802), (115, 1689028), (220, 882901), (230, 844514), (253, 767740), (460, 422257), (506, 383870), (529, 367180), (1012, 191935), (1058, 183590), (1265, 153548), (1669, 116380), (2116, 91795), (2530, 76774), (2645, 73436), (3338, 58190), (5060, 38387), (5290, 36718), (5819, 33380), (6676, 29095), (8345, 23276), (10580, 18359), (11638, 16690)]