42590416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2719}}^1$

素因数の和:2827

約数の個数: 40

約数和(自身を含む): 91065600

約数和(自身を除く): 48475184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1958, 2719, 3916, 5438, 7832, 10876, 15664, 21752, 29909, 43504, 59818, 119636, 239272, 241991, 478544, 483982, 967964, 1935928, 2661901, 3871856, 5323802, 10647604, 21295208, 42590416]

約数ペア:

[(1, 42590416), (2, 21295208), (4, 10647604), (8, 5323802), (11, 3871856), (16, 2661901), (22, 1935928), (44, 967964), (88, 483982), (89, 478544), (176, 241991), (178, 239272), (356, 119636), (712, 59818), (979, 43504), (1424, 29909), (1958, 21752), (2719, 15664), (3916, 10876), (5438, 7832)]