28419780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1801}}^1$

素因数の和:2076

約数の個数: 48

約数和(自身を含む): 79922304

約数和(自身を除く): 51502524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1315, 1578, 1801, 2630, 3156, 3602, 3945, 5260, 5403, 7204, 7890, 9005, 10806, 15780, 18010, 21612, 27015, 36020, 54030, 108060, 473663, 947326, 1420989, 1894652, 2368315, 2841978, 4736630, 5683956, 7104945, 9473260, 14209890, 28419780]

約数ペア:

[(1, 28419780), (2, 14209890), (3, 9473260), (4, 7104945), (5, 5683956), (6, 4736630), (10, 2841978), (12, 2368315), (15, 1894652), (20, 1420989), (30, 947326), (60, 473663), (263, 108060), (526, 54030), (789, 36020), (1052, 27015), (1315, 21612), (1578, 18010), (1801, 15780), (2630, 10806), (3156, 9005), (3602, 7890), (3945, 7204), (5260, 5403)]