1330696540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{2333}}^1$

素因数の和:2459

約数の個数: 72

約数和(自身を含む): 2987893440

約数和(自身を除く): 1657196900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 361, 380, 395, 722, 790, 1444, 1501, 1580, 1805, 2333, 3002, 3610, 4666, 6004, 7220, 7505, 9332, 11665, 15010, 23330, 28519, 30020, 44327, 46660, 57038, 88654, 114076, 142595, 177308, 184307, 221635, 285190, 368614, 443270, 570380, 737228, 842213, 886540, 921535, 1684426, 1843070, 3368852, 3501833, 3686140, 4211065, 7003666, 8422130, 14007332, 16844260, 17509165, 35018330, 66534827, 70036660, 133069654, 266139308, 332674135, 665348270, 1330696540]

約数ペア:

[(1, 1330696540), (2, 665348270), (4, 332674135), (5, 266139308), (10, 133069654), (19, 70036660), (20, 66534827), (38, 35018330), (76, 17509165), (79, 16844260), (95, 14007332), (158, 8422130), (190, 7003666), (316, 4211065), (361, 3686140), (380, 3501833), (395, 3368852), (722, 1843070), (790, 1684426), (1444, 921535), (1501, 886540), (1580, 842213), (1805, 737228), (2333, 570380), (3002, 443270), (3610, 368614), (4666, 285190), (6004, 221635), (7220, 184307), (7505, 177308), (9332, 142595), (11665, 114076), (15010, 88654), (23330, 57038), (28519, 46660), (30020, 44327)]