19045120

素因数分解:

$2^8\times 5^1\times {\mathrm{14879}}^1$

素因数の和:14900

約数の個数: 36

約数和(自身を含む): 45622080

約数和(自身を除く): 26576960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 14879, 29758, 59516, 74395, 119032, 148790, 238064, 297580, 476128, 595160, 952256, 1190320, 1904512, 2380640, 3809024, 4761280, 9522560, 19045120]

約数ペア:

[(1, 19045120), (2, 9522560), (4, 4761280), (5, 3809024), (8, 2380640), (10, 1904512), (16, 1190320), (20, 952256), (32, 595160), (40, 476128), (64, 297580), (80, 238064), (128, 148790), (160, 119032), (256, 74395), (320, 59516), (640, 29758), (1280, 14879)]