20690370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{76631}}^1$

素因数の和:76647

約数の個数: 32

約数和(自身を含む): 55175040

約数和(自身を除く): 34484670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 76631, 153262, 229893, 383155, 459786, 689679, 766310, 1149465, 1379358, 2069037, 2298930, 3448395, 4138074, 6896790, 10345185, 20690370]

約数ペア:

[(1, 20690370), (2, 10345185), (3, 6896790), (5, 4138074), (6, 3448395), (9, 2298930), (10, 2069037), (15, 1379358), (18, 1149465), (27, 766310), (30, 689679), (45, 459786), (54, 383155), (90, 229893), (135, 153262), (270, 76631)]