42969620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{35221}}^1$

素因数の和:35291

約数の個数: 24

約数和(自身を含む): 91718088

約数和(自身を除く): 48748468

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 35221, 70442, 140884, 176105, 352210, 704420, 2148481, 4296962, 8593924, 10742405, 21484810, 42969620]

約数ペア:

[(1, 42969620), (2, 21484810), (4, 10742405), (5, 8593924), (10, 4296962), (20, 2148481), (61, 704420), (122, 352210), (244, 176105), (305, 140884), (610, 70442), (1220, 35221)]