5161420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 12247200

約数和(自身を除く): 7085780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 809, 1276, 1595, 1618, 3190, 3236, 4045, 6380, 8090, 8899, 16180, 17798, 23461, 35596, 44495, 46922, 88990, 93844, 117305, 177980, 234610, 258071, 469220, 516142, 1032284, 1290355, 2580710, 5161420]

約数ペア:

[(1, 5161420), (2, 2580710), (4, 1290355), (5, 1032284), (10, 516142), (11, 469220), (20, 258071), (22, 234610), (29, 177980), (44, 117305), (55, 93844), (58, 88990), (110, 46922), (116, 44495), (145, 35596), (220, 23461), (290, 17798), (319, 16180), (580, 8899), (638, 8090), (809, 6380), (1276, 4045), (1595, 3236), (1618, 3190)]