13930540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 31822560

約数和(自身を除く): 17892020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 409, 524, 655, 818, 1310, 1636, 1703, 2045, 2620, 3406, 4090, 5317, 6812, 8180, 8515, 10634, 17030, 21268, 26585, 34060, 53170, 53579, 106340, 107158, 214316, 267895, 535790, 696527, 1071580, 1393054, 2786108, 3482635, 6965270, 13930540]

約数ペア:

[(1, 13930540), (2, 6965270), (4, 3482635), (5, 2786108), (10, 1393054), (13, 1071580), (20, 696527), (26, 535790), (52, 267895), (65, 214316), (130, 107158), (131, 106340), (260, 53579), (262, 53170), (409, 34060), (524, 26585), (655, 21268), (818, 17030), (1310, 10634), (1636, 8515), (1703, 8180), (2045, 6812), (2620, 5317), (3406, 4090)]