30706790

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 57049920

約数和(自身を除く): 26343130

約数列:

[1, 2, 5, 10, 61, 71, 122, 142, 305, 355, 610, 709, 710, 1418, 3545, 4331, 7090, 8662, 21655, 43249, 43310, 50339, 86498, 100678, 216245, 251695, 432490, 503390, 3070679, 6141358, 15353395, 30706790]

約数ペア:

[(1, 30706790), (2, 15353395), (5, 6141358), (10, 3070679), (61, 503390), (71, 432490), (122, 251695), (142, 216245), (305, 100678), (355, 86498), (610, 50339), (709, 43310), (710, 43249), (1418, 21655), (3545, 8662), (4331, 7090)]