39207720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{823}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 118062720

約数和(自身を除く): 78855000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 823, 1191, 1588, 1646, 1985, 2382, 2469, 3176, 3292, 3970, 4115, 4764, 4938, 5955, 6584, 7940, 8230, 9528, 9876, 11910, 12345, 15880, 16460, 19752, 23820, 24690, 32920, 47640, 49380, 98760, 326731, 653462, 980193, 1306924, 1633655, 1960386, 2613848, 3267310, 3920772, 4900965, 6534620, 7841544, 9801930, 13069240, 19603860, 39207720]

約数ペア:

[(1, 39207720), (2, 19603860), (3, 13069240), (4, 9801930), (5, 7841544), (6, 6534620), (8, 4900965), (10, 3920772), (12, 3267310), (15, 2613848), (20, 1960386), (24, 1633655), (30, 1306924), (40, 980193), (60, 653462), (120, 326731), (397, 98760), (794, 49380), (823, 47640), (1191, 32920), (1588, 24690), (1646, 23820), (1985, 19752), (2382, 16460), (2469, 15880), (3176, 12345), (3292, 11910), (3970, 9876), (4115, 9528), (4764, 8230), (4938, 7940), (5955, 6584)]