1640808

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 4788420

約数和(自身を除く): 3147612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 1753, 3506, 5259, 7012, 10518, 14024, 15777, 21036, 22789, 31554, 42072, 45578, 63108, 68367, 91156, 126216, 136734, 182312, 205101, 273468, 410202, 546936, 820404, 1640808]

約数ペア:

[(1, 1640808), (2, 820404), (3, 546936), (4, 410202), (6, 273468), (8, 205101), (9, 182312), (12, 136734), (13, 126216), (18, 91156), (24, 68367), (26, 63108), (36, 45578), (39, 42072), (52, 31554), (72, 22789), (78, 21036), (104, 15777), (117, 14024), (156, 10518), (234, 7012), (312, 5259), (468, 3506), (936, 1753)]