16943040980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1\times {\mathrm{15679}}^1$

素因数の和:16520

約数の個数: 48

約数和(自身を含む): 36131235840

約数和(自身を除く): 19188194860

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 761, 1420, 1522, 3044, 3805, 7610, 15220, 15679, 31358, 54031, 62716, 78395, 108062, 156790, 216124, 270155, 313580, 540310, 1080620, 1113209, 2226418, 4452836, 5566045, 11132090, 11931719, 22264180, 23863438, 47726876, 59658595, 119317190, 238634380, 847152049, 1694304098, 3388608196, 4235760245, 8471520490, 16943040980]

約数ペア:

[(1, 16943040980), (2, 8471520490), (4, 4235760245), (5, 3388608196), (10, 1694304098), (20, 847152049), (71, 238634380), (142, 119317190), (284, 59658595), (355, 47726876), (710, 23863438), (761, 22264180), (1420, 11931719), (1522, 11132090), (3044, 5566045), (3805, 4452836), (7610, 2226418), (15220, 1113209), (15679, 1080620), (31358, 540310), (54031, 313580), (62716, 270155), (78395, 216124), (108062, 156790)]