28205430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 74539008

約数和(自身を除く): 46333578

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 127, 165, 254, 330, 381, 635, 673, 762, 1270, 1346, 1397, 1905, 2019, 2794, 3365, 3810, 4038, 4191, 6730, 6985, 7403, 8382, 10095, 13970, 14806, 20190, 20955, 22209, 37015, 41910, 44418, 74030, 85471, 111045, 170942, 222090, 256413, 427355, 512826, 854710, 940181, 1282065, 1880362, 2564130, 2820543, 4700905, 5641086, 9401810, 14102715, 28205430]

約数ペア:

[(1, 28205430), (2, 14102715), (3, 9401810), (5, 5641086), (6, 4700905), (10, 2820543), (11, 2564130), (15, 1880362), (22, 1282065), (30, 940181), (33, 854710), (55, 512826), (66, 427355), (110, 256413), (127, 222090), (165, 170942), (254, 111045), (330, 85471), (381, 74030), (635, 44418), (673, 41910), (762, 37015), (1270, 22209), (1346, 20955), (1397, 20190), (1905, 14806), (2019, 13970), (2794, 10095), (3365, 8382), (3810, 7403), (4038, 6985), (4191, 6730)]