201269240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{117017}}^1$

素因数の和:117071

約数の個数: 32

約数和(自身を含む): 463391280

約数和(自身を除く): 262122040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 117017, 234034, 468068, 585085, 936136, 1170170, 2340340, 4680680, 5031731, 10063462, 20126924, 25158655, 40253848, 50317310, 100634620, 201269240]

約数ペア:

[(1, 201269240), (2, 100634620), (4, 50317310), (5, 40253848), (8, 25158655), (10, 20126924), (20, 10063462), (40, 5031731), (43, 4680680), (86, 2340340), (172, 1170170), (215, 936136), (344, 585085), (430, 468068), (860, 234034), (1720, 117017)]