15678840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{130657}}^1$

素因数の和:130671

約数の個数: 32

約数和(自身を含む): 47036880

約数和(自身を除く): 31358040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 130657, 261314, 391971, 522628, 653285, 783942, 1045256, 1306570, 1567884, 1959855, 2613140, 3135768, 3919710, 5226280, 7839420, 15678840]

約数ペア:

[(1, 15678840), (2, 7839420), (3, 5226280), (4, 3919710), (5, 3135768), (6, 2613140), (8, 1959855), (10, 1567884), (12, 1306570), (15, 1045256), (20, 783942), (24, 653285), (30, 522628), (40, 391971), (60, 261314), (120, 130657)]