31986420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 95800320

約数和(自身を除く): 63813900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 290, 310, 348, 372, 435, 465, 580, 593, 620, 870, 899, 930, 1186, 1740, 1779, 1798, 1860, 2372, 2697, 2965, 3558, 3596, 4495, 5394, 5930, 7116, 8895, 8990, 10788, 11860, 13485, 17197, 17790, 17980, 18383, 26970, 34394, 35580, 36766, 51591, 53940, 55149, 68788, 73532, 85985, 91915, 103182, 110298, 171970, 183830, 206364, 220596, 257955, 275745, 343940, 367660, 515910, 533107, 551490, 1031820, 1066214, 1102980, 1599321, 2132428, 2665535, 3198642, 5331070, 6397284, 7996605, 10662140, 15993210, 31986420]

約数ペア:

[(1, 31986420), (2, 15993210), (3, 10662140), (4, 7996605), (5, 6397284), (6, 5331070), (10, 3198642), (12, 2665535), (15, 2132428), (20, 1599321), (29, 1102980), (30, 1066214), (31, 1031820), (58, 551490), (60, 533107), (62, 515910), (87, 367660), (93, 343940), (116, 275745), (124, 257955), (145, 220596), (155, 206364), (174, 183830), (186, 171970), (290, 110298), (310, 103182), (348, 91915), (372, 85985), (435, 73532), (465, 68788), (580, 55149), (593, 53940), (620, 51591), (870, 36766), (899, 35580), (930, 34394), (1186, 26970), (1740, 18383), (1779, 17980), (1798, 17790), (1860, 17197), (2372, 13485), (2697, 11860), (2965, 10788), (3558, 8990), (3596, 8895), (4495, 7116), (5394, 5930)]