42027940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 92897280

約数和(自身を除く): 50869340

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 530, 620, 1060, 1279, 1643, 2558, 3286, 5116, 6395, 6572, 8215, 12790, 16430, 25580, 32860, 39649, 67787, 79298, 135574, 158596, 198245, 271148, 338935, 396490, 677870, 792980, 1355740, 2101397, 4202794, 8405588, 10506985, 21013970, 42027940]

約数ペア:

[(1, 42027940), (2, 21013970), (4, 10506985), (5, 8405588), (10, 4202794), (20, 2101397), (31, 1355740), (53, 792980), (62, 677870), (106, 396490), (124, 338935), (155, 271148), (212, 198245), (265, 158596), (310, 135574), (530, 79298), (620, 67787), (1060, 39649), (1279, 32860), (1643, 25580), (2558, 16430), (3286, 12790), (5116, 8215), (6395, 6572)]