146454020

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{28493}}^1$

素因数の和:28759

約数の個数: 24

約数和(自身を含む): 308760984

約数和(自身を除く): 162306964

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 28493, 56986, 113972, 142465, 284930, 569860, 7322701, 14645402, 29290804, 36613505, 73227010, 146454020]

約数ペア:

[(1, 146454020), (2, 73227010), (4, 36613505), (5, 29290804), (10, 14645402), (20, 7322701), (257, 569860), (514, 284930), (1028, 142465), (1285, 113972), (2570, 56986), (5140, 28493)]