28360420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7583}}^1$

素因数の和:7620

約数の個数: 48

約数和(自身を含む): 68802048

約数和(自身を除く): 40441628

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 7583, 15166, 30332, 37915, 75830, 83413, 128911, 151660, 166826, 257822, 333652, 417065, 515644, 644555, 834130, 1289110, 1418021, 1668260, 2578220, 2836042, 5672084, 7090105, 14180210, 28360420]

約数ペア:

[(1, 28360420), (2, 14180210), (4, 7090105), (5, 5672084), (10, 2836042), (11, 2578220), (17, 1668260), (20, 1418021), (22, 1289110), (34, 834130), (44, 644555), (55, 515644), (68, 417065), (85, 333652), (110, 257822), (170, 166826), (187, 151660), (220, 128911), (340, 83413), (374, 75830), (748, 37915), (935, 30332), (1870, 15166), (3740, 7583)]