2021690720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1805081}}^1$

素因数の和:1805103

約数の個数: 48

約数和(自身を含む): 5458567968

約数和(自身を除く): 3436877248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1805081, 3610162, 7220324, 9025405, 12635567, 14440648, 18050810, 25271134, 28881296, 36101620, 50542268, 57762592, 63177835, 72203240, 101084536, 126355670, 144406480, 202169072, 252711340, 288812960, 404338144, 505422680, 1010845360, 2021690720]

約数ペア:

[(1, 2021690720), (2, 1010845360), (4, 505422680), (5, 404338144), (7, 288812960), (8, 252711340), (10, 202169072), (14, 144406480), (16, 126355670), (20, 101084536), (28, 72203240), (32, 63177835), (35, 57762592), (40, 50542268), (56, 36101620), (70, 28881296), (80, 25271134), (112, 18050810), (140, 14440648), (160, 12635567), (224, 9025405), (280, 7220324), (560, 3610162), (1120, 1805081)]