20638100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29483}}^1$

素因数の和:29504

約数の個数: 36

約数和(自身を含む): 51184224

約数和(自身を除く): 30546124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 29483, 58966, 117932, 147415, 206381, 294830, 412762, 589660, 737075, 825524, 1031905, 1474150, 2063810, 2948300, 4127620, 5159525, 10319050, 20638100]

約数ペア:

[(1, 20638100), (2, 10319050), (4, 5159525), (5, 4127620), (7, 2948300), (10, 2063810), (14, 1474150), (20, 1031905), (25, 825524), (28, 737075), (35, 589660), (50, 412762), (70, 294830), (100, 206381), (140, 147415), (175, 117932), (350, 58966), (700, 29483)]