19738560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:758

約数の個数: 112

約数和(自身を含む): 64922400

約数和(自身を除く): 45183840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 145, 160, 174, 192, 232, 240, 290, 320, 348, 435, 464, 480, 580, 696, 709, 870, 928, 960, 1160, 1392, 1418, 1740, 1856, 2127, 2320, 2784, 2836, 3480, 3545, 4254, 4640, 5568, 5672, 6960, 7090, 8508, 9280, 10635, 11344, 13920, 14180, 17016, 20561, 21270, 22688, 27840, 28360, 34032, 41122, 42540, 45376, 56720, 61683, 68064, 82244, 85080, 102805, 113440, 123366, 136128, 164488, 170160, 205610, 226880, 246732, 308415, 328976, 340320, 411220, 493464, 616830, 657952, 680640, 822440, 986928, 1233660, 1315904, 1644880, 1973856, 2467320, 3289760, 3947712, 4934640, 6579520, 9869280, 19738560]

約数ペア:

[(1, 19738560), (2, 9869280), (3, 6579520), (4, 4934640), (5, 3947712), (6, 3289760), (8, 2467320), (10, 1973856), (12, 1644880), (15, 1315904), (16, 1233660), (20, 986928), (24, 822440), (29, 680640), (30, 657952), (32, 616830), (40, 493464), (48, 411220), (58, 340320), (60, 328976), (64, 308415), (80, 246732), (87, 226880), (96, 205610), (116, 170160), (120, 164488), (145, 136128), (160, 123366), (174, 113440), (192, 102805), (232, 85080), (240, 82244), (290, 68064), (320, 61683), (348, 56720), (435, 45376), (464, 42540), (480, 41122), (580, 34032), (696, 28360), (709, 27840), (870, 22688), (928, 21270), (960, 20561), (1160, 17016), (1392, 14180), (1418, 13920), (1740, 11344), (1856, 10635), (2127, 9280), (2320, 8508), (2784, 7090), (2836, 6960), (3480, 5672), (3545, 5568), (4254, 4640)]