28790940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:739

約数の個数: 96

約数和(自身を含む): 86962176

約数和(自身を除く): 58171236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 673, 690, 713, 930, 1346, 1380, 1426, 1860, 2019, 2139, 2692, 2852, 3365, 3565, 4038, 4278, 6730, 7130, 8076, 8556, 10095, 10695, 13460, 14260, 15479, 20190, 20863, 21390, 30958, 40380, 41726, 42780, 46437, 61916, 62589, 77395, 83452, 92874, 104315, 125178, 154790, 185748, 208630, 232185, 250356, 309580, 312945, 417260, 464370, 479849, 625890, 928740, 959698, 1251780, 1439547, 1919396, 2399245, 2879094, 4798490, 5758188, 7197735, 9596980, 14395470, 28790940]

約数ペア:

[(1, 28790940), (2, 14395470), (3, 9596980), (4, 7197735), (5, 5758188), (6, 4798490), (10, 2879094), (12, 2399245), (15, 1919396), (20, 1439547), (23, 1251780), (30, 959698), (31, 928740), (46, 625890), (60, 479849), (62, 464370), (69, 417260), (92, 312945), (93, 309580), (115, 250356), (124, 232185), (138, 208630), (155, 185748), (186, 154790), (230, 125178), (276, 104315), (310, 92874), (345, 83452), (372, 77395), (460, 62589), (465, 61916), (620, 46437), (673, 42780), (690, 41726), (713, 40380), (930, 30958), (1346, 21390), (1380, 20863), (1426, 20190), (1860, 15479), (2019, 14260), (2139, 13460), (2692, 10695), (2852, 10095), (3365, 8556), (3565, 8076), (4038, 7130), (4278, 6730)]