39739980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{1931}}^1$

素因数の和:1964

約数の個数: 96

約数和(自身を含む): 129830400

約数和(自身を除く): 90090420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 1931, 2058, 2940, 3430, 3862, 4116, 5145, 5793, 6860, 7724, 9655, 10290, 11586, 13517, 19310, 20580, 23172, 27034, 28965, 38620, 40551, 54068, 57930, 67585, 81102, 94619, 115860, 135170, 162204, 189238, 202755, 270340, 283857, 378476, 405510, 473095, 567714, 662333, 811020, 946190, 1135428, 1324666, 1419285, 1892380, 1986999, 2649332, 2838570, 3311665, 3973998, 5677140, 6623330, 7947996, 9934995, 13246660, 19869990, 39739980]

約数ペア:

[(1, 39739980), (2, 19869990), (3, 13246660), (4, 9934995), (5, 7947996), (6, 6623330), (7, 5677140), (10, 3973998), (12, 3311665), (14, 2838570), (15, 2649332), (20, 1986999), (21, 1892380), (28, 1419285), (30, 1324666), (35, 1135428), (42, 946190), (49, 811020), (60, 662333), (70, 567714), (84, 473095), (98, 405510), (105, 378476), (140, 283857), (147, 270340), (196, 202755), (210, 189238), (245, 162204), (294, 135170), (343, 115860), (420, 94619), (490, 81102), (588, 67585), (686, 57930), (735, 54068), (980, 40551), (1029, 38620), (1372, 28965), (1470, 27034), (1715, 23172), (1931, 20580), (2058, 19310), (2940, 13517), (3430, 11586), (3862, 10290), (4116, 9655), (5145, 7724), (5793, 6860)]