39189580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2039}}^1$

素因数の和:2110

約数の個数: 36

約数和(自身を含む): 85080240

約数和(自身を除く): 45890660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 2039, 3844, 4078, 4805, 8156, 9610, 10195, 19220, 20390, 40780, 63209, 126418, 252836, 316045, 632090, 1264180, 1959479, 3918958, 7837916, 9797395, 19594790, 39189580]

約数ペア:

[(1, 39189580), (2, 19594790), (4, 9797395), (5, 7837916), (10, 3918958), (20, 1959479), (31, 1264180), (62, 632090), (124, 316045), (155, 252836), (310, 126418), (620, 63209), (961, 40780), (1922, 20390), (2039, 19220), (3844, 10195), (4078, 9610), (4805, 8156)]