8228140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 18547200

約数和(自身を除く): 10319060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 367, 380, 590, 734, 1121, 1180, 1468, 1835, 2242, 3670, 4484, 5605, 6973, 7340, 11210, 13946, 21653, 22420, 27892, 34865, 43306, 69730, 86612, 108265, 139460, 216530, 411407, 433060, 822814, 1645628, 2057035, 4114070, 8228140]

約数ペア:

[(1, 8228140), (2, 4114070), (4, 2057035), (5, 1645628), (10, 822814), (19, 433060), (20, 411407), (38, 216530), (59, 139460), (76, 108265), (95, 86612), (118, 69730), (190, 43306), (236, 34865), (295, 27892), (367, 22420), (380, 21653), (590, 13946), (734, 11210), (1121, 7340), (1180, 6973), (1468, 5605), (1835, 4484), (2242, 3670)]