27691860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{9419}}^1$

素因数の和:9445

約数の個数: 72

約数和(自身を含む): 90205920

約数和(自身を除く): 62514060

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, 420, 490, 588, 735, 980, 1470, 2940, 9419, 18838, 28257, 37676, 47095, 56514, 65933, 94190, 113028, 131866, 141285, 188380, 197799, 263732, 282570, 329665, 395598, 461531, 565140, 659330, 791196, 923062, 988995, 1318660, 1384593, 1846124, 1977990, 2307655, 2769186, 3955980, 4615310, 5538372, 6922965, 9230620, 13845930, 27691860]

約数ペア:

[(1, 27691860), (2, 13845930), (3, 9230620), (4, 6922965), (5, 5538372), (6, 4615310), (7, 3955980), (10, 2769186), (12, 2307655), (14, 1977990), (15, 1846124), (20, 1384593), (21, 1318660), (28, 988995), (30, 923062), (35, 791196), (42, 659330), (49, 565140), (60, 461531), (70, 395598), (84, 329665), (98, 282570), (105, 263732), (140, 197799), (147, 188380), (196, 141285), (210, 131866), (245, 113028), (294, 94190), (420, 65933), (490, 56514), (588, 47095), (735, 37676), (980, 28257), (1470, 18838), (2940, 9419)]