101889620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103969}}^1$

素因数の和:103992

約数の個数: 36

約数和(自身を含む): 248904180

約数和(自身を除く): 147014560

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 103969, 207938, 415876, 519845, 727783, 1039690, 1455566, 2079380, 2911132, 3638915, 5094481, 7277830, 10188962, 14555660, 20377924, 25472405, 50944810, 101889620]

約数ペア:

[(1, 101889620), (2, 50944810), (4, 25472405), (5, 20377924), (7, 14555660), (10, 10188962), (14, 7277830), (20, 5094481), (28, 3638915), (35, 2911132), (49, 2079380), (70, 1455566), (98, 1039690), (140, 727783), (196, 519845), (245, 415876), (490, 207938), (980, 103969)]