20058075

素因数分解:

$3^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{373}}^1$

素因数の和:628

約数の個数: 36

約数和(自身を含む): 36173280

約数和(自身を除く): 16115205

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 239, 373, 717, 1119, 1195, 1865, 2151, 3357, 3585, 5595, 5975, 9325, 10755, 16785, 17925, 27975, 53775, 83925, 89147, 267441, 445735, 802323, 1337205, 2228675, 4011615, 6686025, 20058075]

約数ペア:

[(1, 20058075), (3, 6686025), (5, 4011615), (9, 2228675), (15, 1337205), (25, 802323), (45, 445735), (75, 267441), (225, 89147), (239, 83925), (373, 53775), (717, 27975), (1119, 17925), (1195, 16785), (1865, 10755), (2151, 9325), (3357, 5975), (3585, 5595)]