1870900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 36

約数和(自身を含む): 4148172

約数和(自身を除く): 2277272

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 353, 530, 706, 1060, 1325, 1412, 1765, 2650, 3530, 5300, 7060, 8825, 17650, 18709, 35300, 37418, 74836, 93545, 187090, 374180, 467725, 935450, 1870900]

約数ペア:

[(1, 1870900), (2, 935450), (4, 467725), (5, 374180), (10, 187090), (20, 93545), (25, 74836), (50, 37418), (53, 35300), (100, 18709), (106, 17650), (212, 8825), (265, 7060), (353, 5300), (530, 3530), (706, 2650), (1060, 1765), (1325, 1412)]