827580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 2497824

約数和(自身を除く): 1670244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1061, 2122, 3183, 4244, 5305, 6366, 10610, 12732, 13793, 15915, 21220, 27586, 31830, 41379, 55172, 63660, 68965, 82758, 137930, 165516, 206895, 275860, 413790, 827580]

約数ペア:

[(1, 827580), (2, 413790), (3, 275860), (4, 206895), (5, 165516), (6, 137930), (10, 82758), (12, 68965), (13, 63660), (15, 55172), (20, 41379), (26, 31830), (30, 27586), (39, 21220), (52, 15915), (60, 13793), (65, 12732), (78, 10610), (130, 6366), (156, 5305), (195, 4244), (260, 3183), (390, 2122), (780, 1061)]