6610840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 15876000

約数和(自身を除く): 9265160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 139, 145, 164, 205, 232, 278, 290, 328, 410, 556, 580, 695, 820, 1112, 1160, 1189, 1390, 1640, 2378, 2780, 4031, 4756, 5560, 5699, 5945, 8062, 9512, 11398, 11890, 16124, 20155, 22796, 23780, 28495, 32248, 40310, 45592, 47560, 56990, 80620, 113980, 161240, 165271, 227960, 330542, 661084, 826355, 1322168, 1652710, 3305420, 6610840]

約数ペア:

[(1, 6610840), (2, 3305420), (4, 1652710), (5, 1322168), (8, 826355), (10, 661084), (20, 330542), (29, 227960), (40, 165271), (41, 161240), (58, 113980), (82, 80620), (116, 56990), (139, 47560), (145, 45592), (164, 40310), (205, 32248), (232, 28495), (278, 23780), (290, 22796), (328, 20155), (410, 16124), (556, 11890), (580, 11398), (695, 9512), (820, 8062), (1112, 5945), (1160, 5699), (1189, 5560), (1390, 4756), (1640, 4031), (2378, 2780)]