40641768

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{3463}}^1$

素因数の和:3638

約数の個数: 48

約数和(自身を含む): 110778720

約数和(自身を除く): 70136952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1956, 2934, 3463, 3912, 5868, 6926, 10389, 11736, 13852, 20778, 27704, 31167, 41556, 62334, 83112, 124668, 249336, 564469, 1128938, 1693407, 2257876, 3386814, 4515752, 5080221, 6773628, 10160442, 13547256, 20320884, 40641768]

約数ペア:

[(1, 40641768), (2, 20320884), (3, 13547256), (4, 10160442), (6, 6773628), (8, 5080221), (9, 4515752), (12, 3386814), (18, 2257876), (24, 1693407), (36, 1128938), (72, 564469), (163, 249336), (326, 124668), (489, 83112), (652, 62334), (978, 41556), (1304, 31167), (1467, 27704), (1956, 20778), (2934, 13852), (3463, 11736), (3912, 10389), (5868, 6926)]