28595910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^4\times {\mathrm{397}}^1$

素因数の和:435

約数の個数: 80

約数和(自身を含む): 80265456

約数和(自身を除く): 51669546

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 397, 490, 686, 735, 794, 1029, 1191, 1470, 1715, 1985, 2058, 2382, 2401, 2779, 3430, 3970, 4802, 5145, 5558, 5955, 7203, 8337, 10290, 11910, 12005, 13895, 14406, 16674, 19453, 24010, 27790, 36015, 38906, 41685, 58359, 72030, 83370, 97265, 116718, 136171, 194530, 272342, 291795, 408513, 583590, 680855, 817026, 953197, 1361710, 1906394, 2042565, 2859591, 4085130, 4765985, 5719182, 9531970, 14297955, 28595910]

約数ペア:

[(1, 28595910), (2, 14297955), (3, 9531970), (5, 5719182), (6, 4765985), (7, 4085130), (10, 2859591), (14, 2042565), (15, 1906394), (21, 1361710), (30, 953197), (35, 817026), (42, 680855), (49, 583590), (70, 408513), (98, 291795), (105, 272342), (147, 194530), (210, 136171), (245, 116718), (294, 97265), (343, 83370), (397, 72030), (490, 58359), (686, 41685), (735, 38906), (794, 36015), (1029, 27790), (1191, 24010), (1470, 19453), (1715, 16674), (1985, 14406), (2058, 13895), (2382, 12005), (2401, 11910), (2779, 10290), (3430, 8337), (3970, 7203), (4802, 5955), (5145, 5558)]