4890880

素因数分解:

$2^8\times 5^1\times {\mathrm{3821}}^1$

素因数の和:3842

約数の個数: 36

約数和(自身を含む): 11718252

約数和(自身を除く): 6827372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3821, 7642, 15284, 19105, 30568, 38210, 61136, 76420, 122272, 152840, 244544, 305680, 489088, 611360, 978176, 1222720, 2445440, 4890880]

約数ペア:

[(1, 4890880), (2, 2445440), (4, 1222720), (5, 978176), (8, 611360), (10, 489088), (16, 305680), (20, 244544), (32, 152840), (40, 122272), (64, 76420), (80, 61136), (128, 38210), (160, 30568), (256, 19105), (320, 15284), (640, 7642), (1280, 3821)]