55699980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{132619}}^1$

素因数の和:132638

約数の個数: 48

約数和(自身を含む): 178241280

約数和(自身を除く): 122541300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 132619, 265238, 397857, 530476, 663095, 795714, 928333, 1326190, 1591428, 1856666, 1989285, 2652380, 2784999, 3713332, 3978570, 4641665, 5569998, 7957140, 9283330, 11139996, 13924995, 18566660, 27849990, 55699980]

約数ペア:

[(1, 55699980), (2, 27849990), (3, 18566660), (4, 13924995), (5, 11139996), (6, 9283330), (7, 7957140), (10, 5569998), (12, 4641665), (14, 3978570), (15, 3713332), (20, 2784999), (21, 2652380), (28, 1989285), (30, 1856666), (35, 1591428), (42, 1326190), (60, 928333), (70, 795714), (84, 663095), (105, 530476), (140, 397857), (210, 265238), (420, 132619)]