28949940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{53611}}^1$

素因数の和:53629

約数の個数: 48

約数和(自身を含む): 90068160

約数和(自身を除く): 61118220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 53611, 107222, 160833, 214444, 268055, 321666, 482499, 536110, 643332, 804165, 964998, 1072220, 1447497, 1608330, 1929996, 2412495, 2894994, 3216660, 4824990, 5789988, 7237485, 9649980, 14474970, 28949940]

約数ペア:

[(1, 28949940), (2, 14474970), (3, 9649980), (4, 7237485), (5, 5789988), (6, 4824990), (9, 3216660), (10, 2894994), (12, 2412495), (15, 1929996), (18, 1608330), (20, 1447497), (27, 1072220), (30, 964998), (36, 804165), (45, 643332), (54, 536110), (60, 482499), (90, 321666), (108, 268055), (135, 214444), (180, 160833), (270, 107222), (540, 53611)]