130070420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{1087}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 283680768

約数和(自身を除く): 153610348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 193, 310, 386, 620, 772, 965, 1087, 1930, 2174, 3860, 4348, 5435, 5983, 10870, 11966, 21740, 23932, 29915, 33697, 59830, 67394, 119660, 134788, 168485, 209791, 336970, 419582, 673940, 839164, 1048955, 2097910, 4195820, 6503521, 13007042, 26014084, 32517605, 65035210, 130070420]

約数ペア:

[(1, 130070420), (2, 65035210), (4, 32517605), (5, 26014084), (10, 13007042), (20, 6503521), (31, 4195820), (62, 2097910), (124, 1048955), (155, 839164), (193, 673940), (310, 419582), (386, 336970), (620, 209791), (772, 168485), (965, 134788), (1087, 119660), (1930, 67394), (2174, 59830), (3860, 33697), (4348, 29915), (5435, 23932), (5983, 21740), (10870, 11966)]