39979390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5119}}^1$

素因数の和:5208

約数の個数: 32

約数和(自身を含む): 79626240

約数和(自身を除く): 39646850

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 5119, 7810, 10238, 25595, 51190, 56309, 112618, 281545, 363449, 563090, 726898, 1817245, 3634490, 3997939, 7995878, 19989695, 39979390]

約数ペア:

[(1, 39979390), (2, 19989695), (5, 7995878), (10, 3997939), (11, 3634490), (22, 1817245), (55, 726898), (71, 563090), (110, 363449), (142, 281545), (355, 112618), (710, 56309), (781, 51190), (1562, 25595), (3905, 10238), (5119, 7810)]