13905980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2090

約数の個数: 48

約数和(自身を含む): 32901120

約数和(自身を除く): 18995140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2039, 3410, 4078, 6820, 8156, 10195, 20390, 22429, 40780, 44858, 63209, 89716, 112145, 126418, 224290, 252836, 316045, 448580, 632090, 695299, 1264180, 1390598, 2781196, 3476495, 6952990, 13905980]

約数ペア:

[(1, 13905980), (2, 6952990), (4, 3476495), (5, 2781196), (10, 1390598), (11, 1264180), (20, 695299), (22, 632090), (31, 448580), (44, 316045), (55, 252836), (62, 224290), (110, 126418), (124, 112145), (155, 89716), (220, 63209), (310, 44858), (341, 40780), (620, 22429), (682, 20390), (1364, 10195), (1705, 8156), (2039, 6820), (3410, 4078)]