53840260

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 115577280

約数和(自身を除く): 61737020

約数列:

[1, 2, 4, 5, 10, 20, 107, 139, 181, 214, 278, 362, 428, 535, 556, 695, 724, 905, 1070, 1390, 1810, 2140, 2780, 3620, 14873, 19367, 25159, 29746, 38734, 50318, 59492, 74365, 77468, 96835, 100636, 125795, 148730, 193670, 251590, 297460, 387340, 503180, 2692013, 5384026, 10768052, 13460065, 26920130, 53840260]

約数ペア:

[(1, 53840260), (2, 26920130), (4, 13460065), (5, 10768052), (10, 5384026), (20, 2692013), (107, 503180), (139, 387340), (181, 297460), (214, 251590), (278, 193670), (362, 148730), (428, 125795), (535, 100636), (556, 96835), (695, 77468), (724, 74365), (905, 59492), (1070, 50318), (1390, 38734), (1810, 29746), (2140, 25159), (2780, 19367), (3620, 14873)]